y=3x+2 what is value of x when y = 17?
y = 3x + 2 Substitute for y (=17)
17=3x + 2 Subtract 2 from each side of the equation
17 -2 = 3x + 2 - 2
15 = 3x Divide both sides of the equation by 3
15/3 = 3/3 x
5 = x