CPM Homework Help : CC3MN Problem 3-29

For the following equations, draw a picture of the tiles on an Equation Mat, use “legal” moves to simplify, and solve for the variable. Record your work.

Hint:

For more help solving this problem, see problem 3-14.

$-3x+7=-x-1$
Answer (a):
$x=4$

$1-2p+5=4p+6$

Use the eTools below to move the tiles for each equation.
Click the link at right for the full version of the eTool: 3-29 HW eTool