Срочно надо (5x-3)^2-(5x-3)^2=30x-18

Question

Срочно надо
(5x-3)^2-(5x-3)^2=30x-18

Answer 1

(5х-3)²-(5x-3)²=30x-18
0=30x-18
x=18/30
x=0.6

Answer 2

25x-15x-15x+9-25x+15x+15x-9=30x-18

-30x=-18
x=3/5