Simplifying 4x + 2y = 18 Solving 4x + 2y = 18 Move all terms containing y to the left, all other terms to the right. Add '-4x' to each side of the equation. 4x + -4x + 2y = 18 + -4x Combine like terms: 4x + -4x = 0 0 + 2y = 18 + -4x 2y = 18 + -4x Divide each side by '2'. y = 9 + -2x Simplifying y = 9 + -2x