Question

Elena and Lin are trying to solve 3=7/2x-1/2x+5. describe the change they each make to each side of the equation. 1. Elena's first step is to write 3=7/2x-1/2x+5 What changes did she make to each side?2. Lins first step is to write x+6=7x+10 What changes did she make to each side

Answer 1

1. For Elenas first step she substracted 1/2x on both sides to bring all xs to the right side.

2. For lins first step is to multiply by 2 each side of the equation to eliminate the fractions