Question

25+10=5x +2x-10+ x+ x

Answer 1

25+10=5x+2x-10+x+x
-5x-2x-x-x=-10-25-10
-9x=-45
x=-45/-9
x=5

o valor do x é 5

Answer 2

25+10=5x+2x-10+x+x
-5x-2x-x-x=-10-25-10
-9x=-45 (-1)
9x=45
x=45/9
x=5
Resposta:  5