Question

Which of the following order pairs is a solution of x+1/2y=1?

(-2,6)
(2,-6)
(-2,-6)

Answer 1

y/2=1-x

y=2-2x

y(-2)=2-2(-2)=2+4=6, (-2,6)

So (-2, 6) is an ordered pair from x+y/2=1