Simplify: (x – 3y + 10) + (-4x – 2y – 9).
Note
Combine only like terms. The x-coefficients give 1 + (-4) = -3; the y-coefficients give -3 + (-2) = -5; constants give 10 + (-9) = 1. Therefore the simplified expression is -3x - 5y + 1.
Simplify: (x – 3y + 10) + (-4x – 2y – 9).
Combine only like terms. The x-coefficients give 1 + (-4) = -3; the y-coefficients give -3 + (-2) = -5; constants give 10 + (-9) = 1. Therefore the simplified expression is -3x - 5y + 1.