M8.U3.L7 - Two Step Equations

M8.U3.L7 - Two Step Equations

Equations with Parentheses

Open Ended

Mary was solving the following problem:

4(x + 1) = 24

Mary said her first step was to subtract 1. Was Mary correct? If not, what was her mistake?

Open Ended

Mary is still super confused... She is working on the problem below:

4 = 6 - 2x

She thinks she needs to add 6 to both sides first. Do you agree or disagree? What would YOU do first?

Multiple Select

Check all the problems below in which you would ADD or SUBTRACT FIRST.

• 2(x+1) = 5

• 2x + 7 = -9

• 5 = 6x + 9

• 4 + 6x = 12

• 2(3 - x) = 15