Linear Equations Practice

James has 5 apples. If he buys some more, for a total of 12 how many apples will he need buy?

• 15

• 3

• 10

• 7

Answer explanation

The solution to the equation x + 5 = 12 is 7. By subtracting 5 from both sides of the equation, we isolate x and find that x = 7. Therefore, the correct choice is 7.

Tags

CCSS.2.OA.A.1

What is the value of x in the equation 8 - x = 3?

• 10

• 5

• 7

• 2

Answer explanation

To find the value of x, subtract 3 from 8. The correct choice is 5 because 8 - 5 = 3.

Tags

CCSS.6.EE.B.7

Find the solution to the equation 4x = 20.

• 15

• 5

• 2

• 10

Answer explanation

To find the solution to the equation 4x = 20, divide both sides by 4. The correct choice is 5, as 4 * 5 = 20.

Tags

CCSS.6.EE.B.7

What is the value of y in the equation 15 = 3y?

• 10

• 5

• 2

• 7

Answer explanation

The value of y in the equation 15 = 3y is 5 because when we divide 15 by 3, we get 5. Therefore, the correct answer is 5.

Tags

CCSS.6.EE.B.7

Sophia had 15 apples. She gave some to Jackson and was left with 7 apples. How many apples did Sophia give to Jackson?

• 5

• 12

• 10

• 8

Answer explanation

To solve the equation x + 7 = 15, subtract 7 from both sides. This gives x = 8. Therefore, the correct answer is 8.

Tags

CCSS.2.OA.A.1

What is the solution to the equation 10 - x = 6?

• 14

• 2x

• 4

• -4

Answer explanation

The solution to the equation 10 - x = 6 is 4. By subtracting 6 from both sides of the equation, we find that x = 4, which is the correct choice.

Tags

CCSS.6.EE.B.7

Find the value of x in the equation 3x = 9.

• 12

• 3

• 6

• 2

Answer explanation

To find the value of x, divide both sides of the equation by 3. This gives x = 3, which matches the correct answer choice.

Tags

CCSS.6.EE.B.7

What is the value of y in the equation 24 = 4y?

• 2

• 12

• 8

• 6

Answer explanation

The value of y in the equation 24 = 4y is 6 because when we divide 24 by 4, we get 6. Therefore, the correct choice is 6.

Tags

CCSS.6.EE.B.7

Solve the equation x + 3 = 9.

• 12

• 5

• 8

• 6

Answer explanation

To solve the equation x + 3 = 9, subtract 3 from both sides. This gives x = 6. Therefore, the correct answer is 6.

Tags

CCSS.6.EE.B.7

James had 15 apples. He gave some apples to Ethan. Now he has 8 apples left. How many apples did James give to Ethan?

• 10

• 3

• 7

• 5

Answer explanation

The solution to the equation 15 - x = 8 is x = 7. Therefore, the correct answer is 7.

Tags

CCSS.2.OA.A.1