Question Simplify the expression Y−a−2s−i−7n Evaluate Y−a−s−s−i−n×7Use the commutative property to reorder the terms Y−a−s−s−i−7nSolution More Steps Evaluate −s−sCollect like terms by calculating the sum or difference of their coefficients (−1−1)sSubtract the numbers −2s Y−a−2s−i−7n Show Solution