review simplify expressions (add/sub)

8y + 5 - 2y

• 6y + 5

• 11y

• 10y + 5

• 15y

Tags

CCSS.7.EE.A.1

-9n + 12n + 7

• 28n

• 10n

• 21n + 7

• 3n + 7

Tags

CCSS.7.EE.A.1

5(2x + 3)

• 10x + 3

• 10x + 15

• 25x

• 7x + 8

Tags

CCSS.6.EE.A.3

-3(y + 7)

• -3y - 21

• -3y + 21

• 3y - 21

• 3y + 21

Tags

CCSS.6.EE.A.3

Simplify the following expression:
(5 + 4x) + (2x - 8)

• 13 + 6x
• 6x - 3
• 6x - 13
• 6x + 3

Tags

CCSS.7.EE.A.1

Write an algebraic expression to represent the perimeter of the rectangle.

• 2w - 3x + 9 + 6w - 2x - 10
• 2w - 3x + 9 + 6w - 2x - 10 + 2w - 3x + 9 + 6w - 2x - 10
• 2w - 3x + 9
•  6w - 2x - 10

Tags

CCSS.7.EE.A.1

Describe the meaning of perimeter for the given figure.

• Inside the rectangle
• The distance along the 2 marked edges
• The distance around all 4 sides
• L x W

Tags

CCSS.8.EE.C.7B

Find (2x + 3) + (x + 4)

• 2x + x
• 12 + 3x
• 2x² + 12
• 3x + 7

Tags

CCSS.HSA.APR.A.1

(3x + 5) + (2x + 3)

• 6x + 15
• 6x + 8
• 5x + 8
• 5x + 15

Tags

CCSS.HSA.APR.A.1

Find the difference:
(8 - u) - (5u + 1)

• 6u + 7 
• -4u + 7
• -6u + 7
• 4u - 7

Tags

CCSS.HSA.APR.A.1