Algebra

Simplify the expression  $3x-5x+7x$  

• 5x

• x

• 6x

• 5

Tags

CCSS.7.EE.A.1

Simplify the expression $7v-2+12+2v$  

• 23

• 23v

• 9 + 14v

• 9v + 10

Tags

CCSS.7.EE.A.1

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y
• 5x + 4y
• 5x - 4y
• 5x -10y

Tags

CCSS.7.EE.A.1

3b + b - 2b 

• 3b
• b
• 2b

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

If y = 7, find the value of 2(y+4).

• 11
• 22
• 20
• 12

Tags

CCSS.6.EE.A.2C

Which of the following is the correct expansion of:
5(r - 2)?

• 5r - 2
• 5r +2
• 5r + 10
• 5r - 10

Tags

CCSS.6.EE.A.3

Which of the following is the correct expansion of:
a(a - 10)?

• a² - 10a
• 2a - 10
• 2a² - 10
• a - 10a²

Tags

CCSS.HSA.APR.A.1

(x+9)(x-9)

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

Tags

CCSS.HSA.APR.A.1