Question 208517
5x+3x-7 = 2x+14
8x-7=2x=14
8x-2x=14+7
6x=21
x=21/6
x=7/2 ans.
Proof:
5*7/2+3*7/2-7=2*7/2+14
35/2+21/2-14/2=14/2+28/2
(35+21-14)/2=(14+28)/2
42/2=42/2
21=21