Simplifying algebraic expressions

Simplify:
5x - 6x - 8x + 7 

• -9x + 7
• -9x -  7
• 9x + 7 
• 9x - 7

Tags

CCSS.7.EE.A.1

4a + 9 + a

• 5a + 9
• 3a-9
• 3a + 9
• 5a - 9

Tags

CCSS.7.EE.A.1

Simplify:
-1x + y - z + 10z + 2x - 10y

• 1x - 9y + 9z
• 1x - 9z - 9y
• -1x - 9z - 9y
• -1x - 9 - 9y

Tags

CCSS.7.EE.A.1

Simplify the expression: 3x + 2x

• 5x
• x
• 6x
• 5

Tags

CCSS.7.EE.A.1

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

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

Tags

CCSS.7.EE.A.1

3x - 5x

• 2x
• 8x
• -2x
• 15x²

Tags

CCSS.7.EE.A.1

-r -10r

• 11r
• -11r
• 9r
• -11

Tags

CCSS.7.EE.A.1

Simplify the following expression:
a - 8 - 10

• 2a - 18
• a - 18
• a - 2
• a + 18

Tags

CCSS.7.EE.A.1

Evaluate the expression.    Let     c = 3     d = 2
3c + 7d

• 27
• 21
• 29
• 23

Tags

CCSS.6.EE.A.2C

Evaluate the expression.        Let    a = 4
5a + 7a - 8

• 48
• 28
• 40
• 35

Tags

CCSS.6.EE.A.2C