s9092721 s9092721

11-12-2019
Mathematics

contestada

An expression is written as m−5(m+3) +7m. What is the value of the expression when m=x+1?

Respuesta :

ezgiguzel ezgiguzel

11-12-2019

Answer:

3x-12

Step-by-step explanation:

m−5(m+3) +7m

m-5m-15+7m=3m-15

For m=x+1

3(x+1)-15=3x+3-15=3x-12

Answer Link

Otras preguntas

how do you find whether a problem shows continuous or discrete data? A movie store sells DVDs for $15 each. The function C(d)=15d relates the total cost of mov

How to write 12.87 minutes as a fractional number

PLEASE HELP! THIS IS THE LAST QUESTION ON MY HOMEWORK! Fracisco's game involves 3 green,2 yellow,4 red, and 3 black marbles. If he randomly draws three marbles

What 3 questions does a preposition answer?

Which statement about the function below is TRUE? A. It is increasing between x = –2 and x = 1. B. It is increasing between x = 2 and x = 3. C. It is increasing

How was the African Iron Age different from other religions

which statement best describes an igneous intrusion? A. Magma explodes to the surface and forms a smooth outer layer of rock. B. Igneous intrusion for when ice

a mixed number greater than 8.45? my answers are A. 8 3/8 B. 8 4/9 C. 8 3/5 D. 8 5/12

A hopper jumps straight up to a height of 1.3 m. With what velocity did he leave the floor

Probably the main reason Africans, rather than Native Americans, became slaves in America was that