Question 38231
thnx 4 correcting me; just comes 2 show, u really get this stuff after all!

x/5+3= 7
         -3 on both sides
x/5+3 -3=7 -3
         simplify
x/5=4
         multiply by 5 on both sides
x/5 *5=4 *5
         simplify
x=20