8х+3(7-2х)=4х+3, 23-4(3х+8)=1-17х

Question

8х+3(7-2х)=4х+3, 23-4(3х+8)=1-17х

Answer 1

8х+21-6х=4х+3

8х-6х-4х=3-21

-2х=-18

х=9

 

 

23-12х-32+17х=1

5х=1-23+32

5х=10

х=2