simplify the following and verify the results for a= 4 b=-2 (5a-3b) (6a+7b)
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1
Answer:
260
Step-by-step explanation:
(5a-3b)(6a+7b)
(5x4-3x-2)(6x4+7x-2)
(20+6)(24-14)
26x10
260
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