Question

qual é a equaçao de -5x+45-89=-90+41

Answer 1

-5x=-90+41+89-45
-5x=-5
x=-5/-5
x=1  

Answer 2

- 5x = - 90 + 41 - 45 + 89
- 5x = - 49 + 44
- 5x = - 5 
x = -5/-5
x = 1   ok