Question

help with 2 step equations?

Answer 1

ex.?

Answer 2

50=2x+21

Answer 3

you are trying to isolate x.
so first move the 21 to the other side by subtracting 21 from each side:
50-21=2x+21-21

Answer 4

simplify that part out.

Answer 5

x=29/2

Answer 6

not skipping steps rob. showing how to work the problem not just give the answer.
50-21=29, 2x+21-21=2x
29=2x divide both sides by 2 to isolate the x
29/2=x