Răspuns :
Răspuns:
-5+x=8 =>x=8+5=>x=13
2x=(-53)+43 =>x=(-5)
35-5x=65 => -5x=65-35 => -5x=30 =>x=(-6)
Răspuns:
-5 + x = 8
x = 8 + 5
x = 13
2x - 43 = - 53
2x = 43 - 53
2x = - 10
x = - 10 : 2
x = - 5
- 5·(- 7 + x) = 65
35 - 5x = 65
35 - 65 = 5x
5x = - 30
x = - 30 : 5
x = - 6