Pre-AlgebraMedium SharePre-Algebra · Medium problemSimplify: 5(2a−1)−3(a+4)5(2a - 1) - 3(a + 4)5(2a−1)−3(a+4).A7a+177a + 177a+17B7a−187a - 187a−18C14a−1714a - 1714a−17D7a−177a - 177a−17Check Show answer Walk through it step by step Practice more like this