Question

If Y=1/2x and x+2y=8then x=?

Answer 1

Answer:4

Step-by-step explanation:y=x/2

x+2y=8

x+2(y/2)=8

x+x=8

2x=8

X=4

Answer 2

As y=1/2x,
x+2(1/2x)=8
x+1/x=8
x^2+1=8x
x^2-8x+1=0
This equation has no real root.

Hope it helps you