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17-01-2017
Mathematics

contestada

simplify 4(x+2)-3(7+y)

Respuesta :

03-01-2019

Use distributive property a(b + c) = ab + ac

4(x + 2) - 3(7 + y) = (4)(x) + (4)(2) + (-3)(7) + (-3)(y)

= 4x + 8 - 21 - 3y = 4x - 3y - 13

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