Question

Como resolve:
X/6= Y/4
5X - 3Y=36

Answer 1

multiplica os meios pelos extremos
4x=6y
x=2y
5×2y-3y=36
10y-3y=36
7y=36
y=36/7

5X-3X/2=36
10X-3X/2=36
7X/2=36
7X=72
X=72/7

Answer 2

espero ter ajudado bjs