Question

Porfavor es de sustitución
x=3-y
2x-5=4y

Answer 1

X=3-y
2x-4y=5

2(3-y)-5=4y
6-2y-5=4y
-2y-4y=5-6
-6y=-1
Y=-1/-6
Y=1/6

X=3-y
X=3-1/6
X=18/6-1/6
X=17/6