Seudónimo Seudónimo

09-04-2015
Mathematics

contestada

Evaluate the expression, using the given value of the variable.

z ÷ 3 – 5z + 4(z – 2) when z = 12

A.
–96

B.
–16

C.
–98

D.
–14

Respuesta :

mathgirl22 mathgirl22

09-04-2015

[tex]z/3-5z+4(z-2) \\ 12/3-5(12)+4(12-2) \\ 4-60+40 \\ -56+40 \\ =-16 \\ B. -16[/tex]

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