X=1,y=-1 verify (13x+7)(2y-1)
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4
Answer:
-60
Step-by-step explanation:
(13x + 7*)(2y - 1)
= (13*1 + 7)(2*-1 - 1)
= (13+7)(-2 - 1)
= 20*-3
= -60
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