Middle School Two Step Equations

Solve the equation.

5x + 6 = 31

• x= 5

• x = 7

• x = -4

• x = 10

Solve for a

• a= -2

• a= -7.5

• a= 2

• a= 6

What is the first step in solving a Two-Step Equation?

• Multiply or Divide

• Solve for X

• Reduce it

• Add or Subtract

What is the second step in solving a 2-Step Equation?

• find the variable

• add or subtract

• draw a line down the equal sign

• multiply or divide

Which equation matches this model?

• 7x + 3 = 23

• 2x + 4= 10

• 3x  - 8 = 3

• 4x + 3 =9

Pizzazz Publications is having some books printed. The printer charges $800 plus $5 per book. What equation could help me find how many books can be printed for $4,000?

• 800 + 5x = 4000

• 800x + 5 = 4000

• 4000 + 5x= 800

• 800 + 5 = 4000

Mr. Piper's plumbing needed repairs. The plumber charged $98 for parts plus $45 per hour for labor. If the bill totaled $458, how could I find out the hours of labored required?

• 98x + 45 = 458

• 98 + 45x = 458

• 45 + 98 = 458

• 45x - 98 = 458

What is equation for this model?

• 2x + 3 = 5

• 2x - 3 = 5

• 2 - 3 = 5

• 2 + -3 = 5

Use the distributive property to solve: 2(6k - 1)= -38

• k= 1

• k= 9

• k= -4

• k= -3

5(2x - 6) = 20

• x = 6

• x = -6

• x = 5

• x = 2