Question

5x-3=121
to
5x=-36
Explain how the first one ended up to be the second one.

Answer 1

you may have done this wrong

Explanation:

5x-3=121

add 3 on both sides

5x=-36<------what you did was wrong

you should have ended up with...

5x=124

divide by 5 on both sides

x=24.8