verify if x = 1 and Y =3. (xy +3y+4x)*(y-7)
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1
Answer:
-64
Step-by-step explanation:
(xy +3y+4x)*(y-7)
(1*3+3*3+4*1)*(3-7)
(3+9+4)*(-4)
16*(-4)
-64
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2
Answer:
Hope it will help
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