Expressions, Equations, and Inequalities Review

4a + 9 + a

• 5a + 9
• 14a
• 3a + 9
• 5a - 9

What is the simplified form of this expression
3x+4+5x+3

• 15x
• 8x+7
• 7x+8

Simplify    5(2 - 7n) =

•  52 - 57n
• 10 - 7n
• 10 - 35n
• 10 + 35n

Simplify the expression: 7+3(1 - 2x) 

• 21 - 6x
• 10 - 2x
• 10 - 20x
• 10 - 6x

3(2x+1)+2(x-4)

• 8x-3
• 8x+11
• 4x-5
• 8x-5

What would be the best first step to solving the equation?
-3=x+5

• add 3 to both sides
• subtract 5 from both sides
• add 5 to both sides
• subtract -5 from both sides

What would be the best first step to solving the equation?

• multiply both sides by 3
• multiply both sides by 4
• divide both sides by 3
• divide both sides by 4

What would be the best first step to solving the equation?
-6x=-24

• multiply both sides by -6
• divide both sides by -6
• add 6  to both sides
• subtract -6  from both sides

What would be the best first step to solving the equation?
-18=m+12

• add 18 to both sides
• subtract 18 from both sides
• add 12 to both sides
• subtract 12 from both sides

What would be the best first step to solving the equation?

• multiply both sides by 10
• divide both sides by 10
• multiply both sides by 5
• divide both sides by 5