8х++3(7-2х)=4х+3
23-4(3х+8)=1-17х как решит

8х+3(7-2х)=4х+38х+21-6х=4х+38х-6х-4х=3-21-2х=-18х=923-4(3х+8)=1-17х23-12х-32=1-17х17х-12х=1+32-235х=10х=2