3 2.(2x-3)²-(5-2x)²+7(x-3)=20 3.5x(x-3)-x(4+5x)=2(3x-8) 4.(3x-2)(4x+3)-(4+7)(9+3...

September 2021 0 12 Report

ДАЮ 25 БАЛОВ 1.x-5/3-x-7/4-5=x/3
2.(2x-3)²-(5-2x)²+7(x-3)=20
3.5x(x-3)-x(4+5x)=2(3x-8)
4.(3x-2)(4x+3)-(4+7)(9+3x)=5x+3