RoseCrystal01 RoseCrystal01

02-10-2019
Mathematics

contestada

Simplify the following expression:

- (- 8m - 4n + 7)

A. 8m + 4n - 7

B. 8m + 4n + 7

C. 8m - 4n - 7

D. -8m - 4n - 7

Respuesta :

zrh2sfo zrh2sfo

03-10-2019

Answer:

-7 + 8 m + 4 n thus A. is your Answer

Step-by-step explanation:

Expand the following:

-(-8 m - 4 n + 7)

-(7 - 8 m - 4 n) = -7 - -8 m - -4 n:

-7 - -8 m - -4 n

-(-8) = 8:

-7 + 8 m - -4 n

-(-4) = 4:

Answer: -7 + 8 m + 4 n

Answer Link

Otras preguntas

A car accelerates from rest at a stop sign at a rate of 3.0 m/s^2 to a speed of 21.0 m/s, and then immediately begins to decelerate to a stop at the next stop s

Describe the process used to factor this expression. After you have explained HOW you would factor, write the final factored answer as well. * x^2-17x+72

What is the distance between the points (2, -3) and (9, 4)? (Round to the nearest tenths)

Need helppp number 5

What rules of inference are used in this argument? "Noman is an island. Manhattan is an island. Therefore, Man-hattan is not a man."

In the story, who made suits for a department store? Sancho Bolsa the groundskeeper William

When indexing multiple concepts in space, the second step is to

Please help I don’t understand

List the six areas of interest.

There are 67 questions on an exam. If you miss 8 of these questions your grade is _______ %.