Question

URGENT VA ROG!!!!!!!!!!

Answer 1

Răspuns:

Explicație pas cu pas:

Answer 2

1.

a)2x-1=5

2x=6

X=3

b)4x-8=3x+1

4x-3x=1+8

X=9

c)7x-8=-22

7x=-14

X=-2

d)2(x-3)+1=-11

2x-6+1=-11

2x-5=-11

2x=-6

X=-2

e)|2x+3|=7

2x+3=7

2x=5

X=5/2

-2x-3=7

-2x=10

X=-5