Question

4x-5=2x+5 resposta pf!!

Answer 1

4x-5=2x+5
4x-2x=5+5
2x=10
x=10/2
x=5

Answer 2

Pensei em 2 resoluções:
4x-5 = 2x +5
4x-2x=5-5
2x     = 0
x       = 0 /2 
e
4x-5=2x+5.(-1)
4x-2x=-5-5
2x=-10
x= -10/2
x= -5