Simplifying Expressions Parenthesis Negatives

Which step comes FIRST in the following problem:

6+7 (3 X 4) - 5

• Parenthesis First

• Addition

• Subtraction

• It does not matter

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

• 6u + 7 

• -4u + 7

• -6u + 7

• 4u - 7

Find the difference: 
2(x - 2) - 3(x - 4)

• -x - 8

• x + 8

• 5x + 8

• -x + 8

simplify the following expression
- ( 2x + 7)

• - 2x + 7

• - 2x - 7

• 2x - 7

• 2x + 7

Simplify the expression
- (2x + 7)

• - 2x + 7

• - 2x - 7

Tags

CCSS.Math.Content.8.EE.C.7

Combine like terms and simplify this expression: -1(2x-4)+3(x+2)

• x+12

• x+6

• x+9

• x+0

Mathematical Equivalence

ON

2(4 + 9w) 

• 8+9w

• 2+9

• 8+18w

• 2+9w

Simplify the expression.

-(-2a+3)

Mathematical Equivalence

OFF

Simplify the expression

-(x + 4)

Mathematical Equivalence

ON