Page 142 #4 round your answer the nearest
40 / 4 = 10
10 x 9 = 90
it will take him 90 minutes to complete the workout. (or and hour and 30 minutes)
Answer:
5x3-6x2-4x+7...(a)
Step-by-step explanation:
(5x3-12x+4)+ (6x2-4x+3)
15-12x+4+12-4x+3
5x3-6x2-4x+7
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