A1 Unit 1 Mixed Review

The goal of solving a one, two, or multi-step equations is to:

• Find the constant

• Find the coefficient

• Find the value of the variable

• Guess and check

What is the first step to solve this equation?
x - 5 = 7 - 2x

• Add 7 to both sides of the equation

• Add 2x to both sides of the equation

• Subtract 2x from both sides of the equation

• Subtract 5 from both sides of the equation

What is the next step to solve this equation?
3x - 5 = 7

• Add 5 to both sides of the equation

• Add 3x to both sides of the equation

• Subtract 5 from both sides of the equation

• Subtract 7 from both sides of the equation

What is the first step to solve this equation?
3n - 4 = -2 + 2n 

• Add 2n to both sides of the equation

• Add 3n to both sides of the equation

• Subtract 2n from both sides of the equation

• Subtract 4 from both sides of the equation

What is the first step to solve this equation?
k + 6 = -4k - 9 

• Add k to both sides of the equation

• Add 4k to both sides of the equation

• Subtract 9 from both sides of the equation

• Subtract 4k from both sides of the equation

What is the first step to solve this equation?
3x + 6 = 10 + 3x + 4x 

• Add 4x to both sides of the equation

• Combine like terms 3x and 4x on the same side of the equation

• Add 3x and 6 to get 9x

• Add 6 and 10 to get 16

What is the best first step to solve this equation?

1 - 2j =91

• add 1

• subtract 1

• add 2

• divide 2

What is the best first step to solve this equation?

h/2 + 6 = 13

• divide by 2

• subtract 6

• add 13

• divide 6

Which terms on the left side of the equation can be combined as 'like terms'?

3 - 2x + 5 = 23

• combine 3 - 2x

• combine 3 - 2x + 5

• combine 3 + 5

What is the best first step to solve this equation?

2(2x - 3) = 9

• add 3

• distribute 2

• subtract 2

• subtract 9