8.2 8.2 8.2 8.2 – Solving TwoSolving TwoSolving TwoSolving Two----Step EquationsStep EquationsStep EquationsStep Equations

NowNowNowNow…finish solving the equations below!finish solving the equations below!finish solving the equations below!finish solving the equations below!

b. c. d.

“For every action,

there is an equal

& opposite

reaction.”

- ________________________________________________________________

There’s a natural There’s a natural There’s a natural There’s a natural

order to thingsorder to thingsorder to thingsorder to things…but but but but

how do you do the how do you do the how do you do the how do you do the

opposite?opposite?opposite?opposite?

Definition:

A Two-Step EQUATION is an equation that contains two different operations.

To solve it, you’ll need to use the inverse operations.

Example Example Example Example 1111 Example 2Example 2Example 2Example 2

4� − 13 = −57

�� + 4 = −2

Example Example Example Example 3333 Example 4Example 4Example 4Example 4 �

�− 2

�

� =

�

�� 5� − 2� = 6

Homework:Homework:Homework:Homework: WB: Pg 96 #1-4, 7-9, 10, 12

TB: Pg 311 #7-12, 13, 15, 17, 26