Question

2(2х+1)^2 -8(х+1)(х-1)=34 решите уравнение плиз

Answer 1

2(4х^+8х+1)-8(х^2-х+х-1)=34

8х^2+16х+2- 8х^2+8=34

16х=24

х=24/16=3/2=1,5