What is the algebraic expression for                  "the sum of n and 9"?

• n - 9
• n + 9
• n/9
• 9n

Tags

CCSS.6.EE.A.2A

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

• 23
• 23v
• 9 + 14v
• 9v + 14

Tags

CCSS.7.EE.A.1

Simplify: 4x² - 3x + 11 -2x

• 4x² - 5x + 11
• 11x + 11
• 16x² - 5x + 11
• 10x²

Tags

CCSS.7.EE.A.1

If a = 4 and b = 6, what is the value of 3a + 5b?

• 40
• 42
• 44
• 46

Tags

CCSS.6.EE.A.2C

-7x + 15 ≥ -20

• x ≥ -5
• x ≤ -5
• x ≥ 5
• x ≤ 5

Tags

CCSS.7.EE.B.4B

(x+9)(x-9)

• x²-18x-81
• x²-81
• x²+81
• x²+18x-81

Tags

CCSS.HSA.APR.A.1

(x-8)(x+1)

• x²-9x-8
• x²-7x-8
• x²-7x+8
• x²+9x-8

Tags

CCSS.HSA.APR.A.1

What is the length of x?

• 5
• 7
• 8
• 25

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Simplifying Expression  $\frac{8x+32}{x^2-16}$  

•  $\frac{8}{\left(x+4\right)}$  

•  $\frac{8}{\left(x-4\right)}$  

•  $\frac{8\left(x+4\right)}{\left(x+4\right)\left(x-4\right)}$  

• I have no idea where to begin...

Tags

CCSS.HSA.APR.D.6

4(4+4x)=96

• 5

• 1.5

• 9

• 10

Tags

CCSS.7.EE.B.4A