Which shows the correct solution of the equation

Answers

Answer 1

I think just only A is the correct answer


Related Questions

How many teams haven't won a super bowl
A. 2
B. 12
C. None
D. 3

Answers

Answer:

B. 12

12 teams have never won a Super Bowl :))))

Belleview High School has 12 chaperones for 198 students on a field trip. Which of the following schools has the same ratio of chaperones to students?

Answers

Answer:

The ratio for this school is 12/186 which gives us 2/31. Just check which option has the same ratio and that will be your answer.

Step-by-step explanation:

Answer:

There is no other schools listed so I cant answer the question

Step-by-step explanation:

Plz help me!!!
Emma notices that the amount owed on her monthly heating bill varies inversely with the average outdoor temperature. Last month the average outdoor temperature was 40°F, and her bill was $190. If this month's average outdoor temperature is 55°F, what will Emma’s monthly heating bill be?

Answers

Answer:

≈ $138

Step-by-step explanation:

let h be heating bill and t be average outdoor temperature

Given h varies inversely with t then the equation relating them is

h = [tex]\frac{k}{t}[/tex] ← k is the constant of variation

To find k use the condition h = 190 and t = 40 , then

190 = [tex]\frac{k}{40}[/tex] ( multiply both sides by 40 )

7600 = k

h = [tex]\frac{7600}{t}[/tex] ← equation of variation

When t = 55 , then

h = [tex]\frac{7600}{55}[/tex] ≈ 138.1818

That is monthly heating bill is approximately $138 ( to nearest whole number )

A scale drawing of a school playground in the shape of a rectangle is shown
19 cm
School playground
8 cm
Scale
1 centimeter : 4.5 meters
What is the area, in square meters of the playground?
A. 152
OB. 684
C 1094
D3078

Answers

Answer:

b

Step-by-step explanation:

8×19= 152 [tex]cm^{2}[/tex]

1 [tex]cm^{2}[/tex] : 4.5 [tex]m^{2}[/tex]

152×4.5=684 [tex]cm^{2}[/tex]

A bag has 3 red marbles, 3 blue, 4 green and 2 yellow. What is the theoretical probability of pulling a red marble?

Write your answer as a fraction, decimal, and percent.

Answers

Answer:

Fraction: [tex]\frac{1}{4}[/tex]

Decimal: 0.25

Percentage: 25%

Step-by-step explanation:

Have a good day :)

How much does a 5 lb bag for sugar weigh in grams

Answers

Answer:

2267.97 grams

Step-by-step explanation:

i hope this helps!

3 divided by x = 6

What is x?

Answers

Answer:

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Step-by-step explanation:

Step 1: Define

Identify

3 ÷ x = 6

Step 2: Solve for x

[Multiplication Property of Equality] Multiply x on both sides:                      3 = 6x[Division Property of Equality] Divide 6 on both sides:                                 3/6 = xSimplify:                                                                                                             1/2 = xRewrite:                                                                                                             x = 1/2

PLS HELPPPPP<3tyyyyyy this is due today! so please helppp tysmmm and have a great night or morning! :) (spam)

Answers

Answer:

ABC- Isoceles DEF- Scalene GHI- Equilateral

Step-by-step explanation:

I think for the first part you just pick shapes from your room that have the same equal/unequal sides as the triangle

The product of x and 8 is not less than 16

Answers

Answer:

x ≥ 2

Step-by-step explanation:

The inequality would be: x * 8 ≥ 16

8x ≥ 16

x ≥ 16/8

x ≥ 2

Hope this helps!

Answer:

x*8 > 16

Step-by-step explanation:

product  means multiplaction and x and 8 are being multiplied so x*8 and the answer is not less than or at least 16

If the previous balance on your credit card account is $288.44, the periodic rate is 0.7%, you made a payment of $45, and you had new purchases of $120.33, then how much is the new balance this month?

Answers

Answer: $46,619

»» 288.44 / 0.7%

»› 41,205

»» 45 x 120.33

»» 5,414

A=41,205

A=5,414

A=46,619

[tex]\color{yellow}{}[/tex]

for the y= 2/3x , if the y coordinate is 14 what is the x coordinate? help asap

Answers

Answer:

21

Step-by-step explanation:

y= 2/3 x

so, x= 3/2y

when y= 14

x= 3/2×14 = 21

Answer:

21

Step-by-step explanation:

[tex]14=\frac{2}{3}x\\x=\frac{14*3}{2}\\x=7*3\\x=21[/tex]

You multiply both sides by [tex]\frac{3}{2}[/tex] to get x alone. Then you solve it out for x.

What type of triangle is shown in the image?

Acute scalene triangle
Obtuse scalene triangle
Acute isosceles triangle
Right isosceles triangle

Answers

Answer:

Acute Isosceles triangle.

Solve for x. Round to the nearest tenth, if necessary.

Answers

Answer: [tex]33.2[/tex]

Step-by-step explanation:

Given

CE=85

[tex]\angle C=67^{\circ}[/tex]

In [tex]\triangle CDE[/tex], using trigonometry

[tex]\Rightarrow \cos 67^{\circ}=\dfrac{CD}{CE}\\\\\Rightarrow CD=CE\cos 67^{\circ}\\\\\Rightarrow CD=85\times \cos 67^{\circ}\\\\\Rightarrow CD=33.2[/tex]

Given:

A figure of a right angle triangle.

To find:

The value of x.

Solution:

In a right angle triangle,

[tex]\cos \theta =\dfrac{Base}{Hypotenuse}[/tex]

In the given figure,

[tex]\cos C =\dfrac{CD}{CE}[/tex]

[tex]\cos 67^\circ =\dfrac{x}{85}[/tex]

[tex]0.39073\times 85=x[/tex]

[tex]33.21205=x[/tex]

Round to the nearest tenth.

[tex]x\approx 33.2[/tex]

Therefore, the measure of x is 33.2 units.

solve the system of equations:
y= 54x-2
y= 14x+ 19
plss help

Answers

1) x= 1/27

2) x= -19/14

step by step

1) y=54x-2
0= 54-2
-54x= -2
x= 1/27

2) y= 14x+19
0= 14x+19
-14x=19
x= -19/ 14

Answer:ak

Step-by-step explanation:

Write the statement that represents 3 times the sum of 2 and 4"?

Answers

Answer:

Step-by-step explanation:

according to the question expression can be written as

=3(2+4)

There are 4.5 litres of milk in a pot. The chef stirs in 2.5 g of salt and 1.2 litres of water. How much liquid is in the pot?

Answers

Answer:

5.7 litres

Step-by-step explanation:

The salt is not a liquid so you do not need to add it in.

4.5 litres + 1.2 litres = 5.7 litres

Which face of the rectangular prism has the same shape and dimensions as the cross section shown in the figure? Select all that apply.

Answers

2 Answers:

C) left faceF) right face

====================================

Explanation:

The left and right walls are mirror copies of one another, and they are also copies of the cross section as well. Think of a subdivision to divide one room into two smaller ones. That middle wall is the same as the left and right walls of the original larger room. Effectively, those two smaller rooms are blocks of their own we can pull apart or cut.

A plane leave an airport and flies due north. (more in photo)

Answers

Answer:

104 miles (nearest whole number)

Step-by-step explanation:

Applying Pythagorean theorem which is: c² = a² + b². Where,

c = distance between the two planes = ?

a = distance of the first plane from the airport = 80 - 1 = 79 miles

b = distance of the second plane from the airport = 68 - 1 = 67 miles

c² = 79² + 67²

c² = 10,730

c = √10,730

c = 103.585713

c = 104 miles (nearest whole number)

HELP PLEASE I WILL MARK BRAINLIEST

Answers

Answer:

A

Step-by-step explanation:

I just took This test


Write the equation of the circle:
center: (-9, 0), diameter: 10

Answers

Answer:

[tex](x+9)^2+y^{2}=25[/tex]

Step-by-step explanation:

The equation of a circle is [tex](x-h)^2+(y-k)^2=r^2[/tex] where [tex](h,k)[/tex] is the center of the circle and [tex]r[/tex] is the radius of the circle.

Given the circle's diameter is [tex]d=10[/tex], then its radius is [tex]r=\frac{10}{2}=5[/tex].

Therefore, the equation of the circle is [tex](x+9)^2+y^{2}=25[/tex]

Math help please show work

Answers

Answer:

You can measure the area of the yard but measuring the length and width and then multiplying. Then you can divide by the amount of sod that is used to cover to see how many bags that need to be bought.

Step-by-step explanation:

This should be good :)

pls mark brainliest:)

According to the rational root theorem, which statement about f(x)=66x^4-2x^3+11x^2+35 is true?

Answers

Answer:

Option (1)

Step-by-step explanation:

If a polynomial is given in the form of f(x) = ax³ + bx² + c

By rational root theorem rational roots of the given polynomial will be,

x = [tex]\frac{\pm \text{Factors of c}}{\pm \text{Factors of a}}[/tex]

Given polynomial in the question is,

f(x) = 66x⁴- 2x³ + 11x²+ 35

Possible rational roots will be,

x = [tex]\frac{\pm \text{factor of 35}}{\pm \text{Facors of 66}}[/tex]

Therefore, Option (1) will be the answer.

Add parentheses to the expression so that its value is 6:

3 + 9 ÷ 9 - 6

Answers

Answer:

3 + 9 ÷ (9 - 6)

Step-by-step explanation:

3 + 9 ÷ (9 - 6) = 3 + 9 ÷ 3 = 3 + 3 = 6

PLSS HELP ME ITS WORTH 20 POINTS!!

Answers

Answer:

suplementary

Step-by-step explanation:

Supplementary because the other one said

40 is what percent of 32?

Answers

Answer:

125%

Step-by-step explanation:

Is means equals and of means multiply

40 = P * 32  where P is in decimal form

Divide each side by 32

40/32 = P

1.25 = P

Now change to percent form ( multiply by 100)

125%

The answer to your question is 125%

A first alloy contains x pounds of 55% silver. It is mixed with a second alloy containing 30% silver to make 60 pounds of an alloy containing 40% silver. Of the answers listed below, the one closest to the correct value of x is

Answers

Answer:

"24 pounds" is the appropriate answer.

Step-by-step explanation:

According to the question, the equation will be:

⇒ [tex]x+y=60[/tex]...(equation 1)

or,

⇒ [tex]\frac{55}{100}x+\frac{30}{100}y=\frac{40}{100}\times 60[/tex]

      [tex]55x+30y=2400[/tex]...(equation 2)

Now,

By multiplying (equation 1) by 55 and (equation 2) by 1, we get

⇒ [tex]55x+55y=3300[/tex]...(equation 3)

⇒ [tex]55x+30y=2400[/tex]...(equation 4)

From equation 3 and 4, we get

⇒ [tex]25y=900[/tex]

       [tex]y=\frac{900}{25}[/tex]

          [tex]=36[/tex]

By putting the values of "y" in equation 1, we get

⇒ [tex]x=60-36[/tex]

       [tex]=24[/tex]

Thus the value of x be "24 pounds".

solve 12x + 4 + 2x = 39

Answers

I think So the answer is 2.5

Step-by-step explanation:

14x + 4 = 39

14x= 39-4

14x=35

x= 35/14

A cylinder has a diameter of 10 units.

Answers

Answer:

radius of the cylinder is 5 units

Janine is running at 10 kilometers per hour. How long will it take Janine to travel 15 kilometers?

Answers

Step-by-step explanation:

janine is running 10 kilometer per 60 minutes

means janine runs 1 km in

=60/10

=6

since,Janine runs 1 km per 6 minutes

how much time does janine takes to run 15 km

=15 ×6

=90

Therefore Janine takes 90 minutes to run 15 km ie1 hour 30 minutes

Select the correct difference.

5 d2 + 4 d - 3 less 2 d2 - 3 d + 4

7 d2 + 7 d - 7
3 d2 - 7 d - 7
3 d2 + 7 d - 7
7 d2 + d + 1

Answers

Answer:

+ 7 d - 7

7 d2 + d + 1

Step-by-step explanation:

+ 7 d - 7

7 d2 + d + 1

+7d-7
7d2+d+1
Hope this helps
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