Question

Решите поже!
7·(3+2х)=6
3·(2+2х)=5
3х+2·(6+4х)=8
4х+4·(8+7х)=9

Answer 1

7·(3+2х)=6
21+14х=6
14х=6-21
14х=-15
х=-15/14
х=-1 1/14

3·(2+2х)=5
6+6х=5
6х=5-6
6х=-1
х=-1/6

3х+2·(6+4х)=8
3х+12+8х=8
11х=8-12
11х=-4
х=-4/11

4х+4·(8+7х)=9
4х+32+28х=9
32х=9-32
32х=-23
х=-23/32