To simplify the expression (-3/4)r + 3 - (5/6)r - 6, first combine like terms:
(-3/4)r - (5/6)r = (-9/12)r - (10/12)r = (-19/12)r
Then simplify the constants:
3 - 6 = -3
Therefore, the simplified expression is (-19/12)r - 3.
(-3/4)r + 3 - (5/6)r - 6
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