Question

Y = x - 2

y = 3x + 5


find y and x

Answer 1

x = -3.5 and y = -5.5

Explanation:

y = x - 2 and y = 3x + 5

so x - 2 = 3x + 5

subtract one x from both sides:

-2 = 2x + 5

subtract 5 from both sides:

-7 = 2x

solve for x:

2x = -7, x = -3.5.

now find y:

y = x - 2 = -3.5 - 2 = -5.5