Pre-AlgebraHard SharePre-Algebra · Hard problemExpand: −5(2a−3b−1)-5(2a - 3b - 1)−5(2a−3b−1).A−10a+15b+5-10a + 15b + 5−10a+15b+5B−10a−15b+5-10a - 15b + 5−10a−15b+5C−20a+15b+5-20a + 15b + 5−20a+15b+5D−10a+15b+6-10a + 15b + 6−10a+15b+6Check Show answer Walk through it step by step Practice more like this