Expressions review

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Tags

CCSS.7.EE.A.1

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Simplify the expression: 3x + 2x

• 5x
• x
• 6x
• 5

Factor Completely:
-3x - 15

• -3 (x+ 5)
• 3 (x + 5)
• -3 (x -5)

Factor Completely:
24+16q

• 4(7+4q)
• 8(3+2q)
• 4(6q+2)
• 24(24-16q)

Factor Completely:
12-4b

• 4(b-12)
• 4(3-b)
• -4(b+2)

Factor Completely:
-9u - 81

• 9(u + 9)
• -9(u - 9)
• -9(u + 9)

Factor:
12x - 20

• 4x(3 - 5)
• 4(3x - 5)

2(3x - 1) + 10

• 6x + 12
• 6x + 8 
• 6x + 9
• 6x - 8 

6(3x + 5) + 2(x - 4) 

• 11x + 22
• 20x + 22
• 20x + 1
• 18x + 26