Question

For the linear equation, x + y - 1 = 0, determine a corresponding value of y for the x-value of -6.

Answer 1

x + y-1 = 0

if x = 6

replace x with 6 to get

6 +y-1 =0

subtract 6 from each side

y-1 =-6

add 1 to each side

y = -5