Solving Two-Steps Equations

The steps in solving 5b - 6 = 24 are: 

• Add 6 to both sides and divide both sides by 5
• Add 6 to both sides and multiply both sides by 5
• Subtract 6 from both sides then multiply both sides by 5
• Subtract 6 from both sides then divide both sides by 5

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 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 next step to solve this equation?
n - 4 = -2

• Add 4 to both sides of the equation

• Add n to both sides of the equation

• Subtract n from both sides of the equation

• Subtract 4 from both sides of the equation

What is the next step to solve this equation?
-4x + 6 = 10

• Add 6 to both sides of the equation

• Add 10 to both sides of the equation

• Add 4x to both sides of the equation

• Subtract 6 from both sides of the equation

Solve for k:
3k + 5 = 23

• k = 4
• k = 5
• k = 6
• k = 7

What is the solution to this equation?
4x + 12 = 36

• 12
• -6
• 6
• -12

4x + 7 = 23

• x = 16
• x = 4
• x = 9
• x = 12

Solve the equation shown

• 51
• 52
• 27
• 21

Which equation has x = 5 as the solution?

• x + 15 = 10

• 2x = 5

• 2x = 10

• x - 15 = 10