Question

Me ayudan xfa
1_....×5+8-10=38
2_20×....-100+2=102
3_....×3+....=0
4_6×....+10-5=-25

Answer 1

A. 5x+8-10=38
5x=38-8+10
5x=30+10
5x=40
X=40/5
X=8

B. 20x-100+2=102
20x=102+100-2
20x=202-2
20x=200
X=200/20
X=10

C. 3x+x=0
4x=0
X=0/4
X=0

D. 6x+10-5=-25
6x=-25-10+5
6x=-35+5
6x=-30
X=-30/6
X=-5