8th grade Semester 2 exam review Q4

What are the coefficients in an expression?

• The numbers multiplied by the variables

• The operations in the expression

• The constants in the expression

• The exponents in the expression

Tags

CCSS.6.EE.A.2B

Combine like terms to simplify: 5 + b + 2

• 7b

• 7b + 7

• 7 + b

• 8b

Tags

CCSS.7.EE.A.1

Which expression contains exactly 3 terms?

• 5 + 6xy
• 9 + 4t
• 8 + 2y - 5x
• 24xy

Can you simplify 3x + 7?

• Yes, you can add 3 and 7

• Yes, you can add 1x and 7

• No, you can't add them because they are not "like terms."

Tags

CCSS.7.EE.A.1

Tags

CCSS.7.EE.A.1

Simplify the expression: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

Tags

CCSS.7.EE.A.1

Simplify by combining like terms.
-14w + 8 + 9w - 2

• 23w + 6
• -23w + 6
• -6w + 7
• -5w + 6

Tags

CCSS.7.EE.A.1

Find the sum:  (3d - 5) + (d + 3)

• 4d + 8
• 2d + 8
• 2d - 2
• 4d - 2

Tags

CCSS.7.EE.A.1

Find the sum:  (3w - 8) + (-6w - 4)

• -3w + 12
• 9w + 12
• -3w - 12
• -9w - 12

Tags

CCSS.7.EE.A.1

Simplify the expression: -5(x + 4)

• 5x + 4

• -5x + 4

• -5x - 20

• -5x + 20

Tags

CCSS.6.EE.A.3