Question

A raiz para x em -5x+45-89=-90+41

Answer 1

- 5x + 45 - 89 = - 90 + 41
- 5x = - 90 + 41 - 45 + 89
- 5x = - 5
x = - 5/- 5
x = 5/5
x = 1

Answer 2

-5x=-90+41-45+89
-5x=-5 (-1)
5x=5
x = 5:5

x = 1