Simplifying and Solving

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Tags

CCSS.7.EE.A.1

A number with no variable attached is called a  _____.

• coefficient
• constant
• variable
• term

Tags

CCSS.6.EE.A.2B

Simplify the expression: 7+3(1 - 2x) 

• 21 - 6x
• 10 - 2x
• 10 - 20x
• 10 - 6x

Tags

CCSS.6.EE.A.3

3(2x+1)+2(x-4)

• 8x-3
• 8x+11
• 4x-5
• 8x-5

Simplify the following expression:
5(1 - 8x)

• -33x + 5
• -5 + 40x
• 47x + 5
• 5 - 40x

Tags

CCSS.6.EE.A.3

5(3x - 4) - 6(4 - 3x)

• 33x - 4
• 33x - 44
• -3x + 4
• 18x - 44

Tags

CCSS.6.EE.A.3

Which expression is equal to 3(5x - 6) - 2(4x + 5)?

• 7x - 1
• 7x - 28
• 9x - 1
• 9x - 13

Tags

CCSS.6.EE.A.3

What would the first step be in simplifying the following expression? 5(x-7) - 7+3x

• Combine the x terms

• Combine constants

• Distribute

• Subtract 7

What is the first step to solving this equation?

5x + 7 = 12

• Divide by 5

• Subtract 5

• Multiply by 7

• Subtract 7

2x - 3 + 4x = 27

• x = 12

• x = 4

• x = 5

• x = 15