Expressions & Equations Review

What is the first step to solve this equation:
11 - 3x = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

The goal of solving two-step equations is to:

• francine
• Find the coefficient 
• Find the value of the variable

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

Solve the equation for x:
52 = -5x - 3

• x = 11
• x = -11
• x = 275
• x = -275

2 (n + 5) = -2 The first step in solving the following equation is ____________

• add five to both sides
• distribute 2 to all terms in the parenthesis
• add 2

Tags

CCSS.HSA.REI.A.1

Simplify the following expression:
-10x + 15 - 3x + 2

• 13x² + 17
• -13x² + 13
• -13x + 17
• -7x + 17

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation? 

• Subtract 7 from both sides. The solution is x = 5.
• Add 7 to both sides.
  The solution is x = 19.
• Multiply both sides by 7 The solution is x = 84.

Tags

CCSS.6.EE.B.7

Solve the equation:

• -3
• -0.5
• -12
• -2m

Solve the equation for m:

• -1
• 1
• 21
• -21

Simplify the following expression:
19 - ( 3 - 5b)

• 16 + 5b
• 21 + 5b
• 16 - 5b
• 21 - 5b

Tags

CCSS.6.EE.A.3