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02-09-2017
Mathematics

contestada

Evaluate the expression for the given values of the variables.
4(2m-n)-3(2m-n);
m=-15 n=-18
A. 3
B. -3
C. -12
D. 16

Respuesta :

APAgony APAgony

02-09-2017

4(2m-n)-3(2m-n)

4(2(-15)- -18)-3(2(-15)- -18)
4(-30- -18)-3(-30- -18)
4(-12) -3(-12)
-48- -36
-12

The answer is C

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