Question

6)
2x -1 1-2x
+4;
x+2 x-2​

Answer 1

1) 2х-11-2х+4

2х-2х=11+4

-4х=15

х=15-4

х=11

2) х+2х-2

1х+2х=2

3х=2

х=2:3

х=0,66...