Question Simplify the expression −d−3u Evaluate d−d−u−u−d−uWrite the repeated addition as multiplication d−d−u×3−dUse the commutative property to reorder the terms d−d−3u−dSolution More Steps Evaluate d−d−dCollect like terms by calculating the sum or difference of their coefficients (1−1−1)dSubtract the numbers −d −d−3u Show Solution