Mastering Expressions and Equations

Simplify the expression: 3x + 5x.

• 8x

• 6x

• 9x

• 3x + 5

Tags

CCSS.7.EE.A.1

What is the coefficient of x in the expression 7x + 2?

• 7

• -7

• 0

• 2

Tags

CCSS.6.EE.A.2B

Construct an expression for the sum of a number y and 4.

• y * 4

• 4 + y

• y - 4

• y + 4

Tags

CCSS.6.EE.A.2A

If a = 2, what is the value of the expression 3a + 1?

• 5

• 7

• 9

• 10

Tags

CCSS.6.EE.A.2C

Collect like terms in the expression: 4x + 3 - 2x + 5.

• 6x + 3

• 2x + 5

• 4x + 2

• 2x + 8

Tags

CCSS.7.EE.A.1

Identify the constant in the expression: 6y + 9.

• 6

• y

• 15

• 9

Tags

CCSS.6.EE.A.2B

Write an expression for the product of 5 and a variable z.

• 5 + z

• 5z + 1

• 5z

• 5 * z

Tags

CCSS.6.EE.A.2A

If b = 3, what is the value of 2b - 4?

• -1

• 5

• 2

• 0

Tags

CCSS.6.EE.A.2C

Simplify the expression: 8m - 3m + 2.

• 3m + 2

• 5m - 3

• 5m + 2

• 8m - 2

Tags

CCSS.7.EE.A.1

What is the coefficient of y in the expression 4y - 7?

• -7

• 0

• 4

• 1

Tags

CCSS.6.EE.A.2B