Find the sum of (x + 5) and (2x + 3)

What you can do is subtract 1x from each side

Then you subtract 3 from each side

Then it tells you x=2

Always put what you think x is back into the problem and see if it works out

Example on how you do it:

(x+5) = (2x+3)

5 = (x+3)

2=x