(7x−1)(2−x)=(x−3)(4−7x)

Question

(7x−1)(2−x)=(x−3)(4−7x)

Answer 1

(7x-1)*(2-x)=(x-3)*(4-7x)
14x-7x²-2+x=4x-7x²-12+21x
-10x=-10|:(-10)
x=1
Ответ:1.