Х (3х+2) -9 (х²-7х)= 6х (10-х)

Question

Х (3х+2) -9 (х²-7х)= 6х (10-х)

Answer 1

3x*2+2x-9x*2+63x=60x-6x*2
-6x*2+65x=60x-6x*2
65x=60x
65x-60x=0
5x=0
x=0