Question

решите уравнение а) 4(1-х)=3(2х+3)
б) 8х+3=1-(2х+4)

Answer 1

а) 4-4х=6х+9
-4х-6х=9-4
-10х=5
х= -0.5
__________
б) 8х+3=1-2х-4
8х+2х=1-4-3
10х=-6
х= -0.6