Answer:
q = (a - r) / b.
Step-by-step explanation:
a = bq + r
bq = a - r
1. 8 + 13 = 13 + 8.
2. 6 + ( 12 + 4) = 6 + ( 4 + 12).
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-0.75 linear
39.5 degrees
180-101=79
79/2=39.5