Seudónimo Seudónimo

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

Answer Link

Otras preguntas

Explain the statement that waves cause both constructive and destructive change to the shore line

a bicycle wheel travels about 82 inches in 1 full rotation. What is the diameter of the wheel, to the nearest inch? (use 3.14 for pi)

Who were the 'KKK' and what were there intentions? (Teacher didn't tell me)

The golfer hits the golf ball. The quadratic y=-8*x^2 +48*x gives the time x seconds when the golf ball is at height 0 feet. In total, how long is the golf ball

What is the value of the expression shown below when a=51, b=2, and c=17? 3(a\c)^2

which number will make the fractions equivalent 25/35

i need a diagram for how a scrap heap magnet works

An animal with a coelom, jointed appendages, and metameric segmentation would be classified in the phylum (A) Mollusca (B) Cnidaria (C) Platyhelminthes (D)

what types of units are used to describe area?

A 36-tooth gear turns three times. It is connected to a 12-tooth gear. How many times does the 12-tooth gear turn?