Question

5(–3y – 4) + 6(3y – 3) es una operacion conbinada

Answer 1

$5(–3y – 4) + 6(3y – 3) = \\ - 15y - 20 + 18y - 18 = \\ ( - 15y + 18y) + ( - 20 - 18) = \\ 3y + ( - 38) = \\ 3y - 38$