antenehgoshime antenehgoshime
  • 24-11-2019
  • Mathematics
contestada

find 8m + 2n=-6 and 8m+7n=0

Respuesta :

FaiKBuffy FaiKBuffy
  • 24-11-2019

Answer: m=-21/20, n=6/5

Step-by-step explanation:

8m+2n=-6

8m+7n=0

Subtract equation 1 from equation 2

8m+2n=-6

0m+5n=6

Divide equation 2 by 5

8m+2n=-6

n=6/5

Divide equation 1 by 2

4m+n=-3

n=6/5

Subtract equation 2 from equation 1

4m+0n=-21/5

Divide it by 4

m=-21/20

Answer Link

Otras preguntas

the product of seven non-zero factors. of which only three are positive. isa) positive B) negative c) null​
Justice Marshall established in his laws of judicial review that the Constitution was which of the following? a. supreme law of the land b. flexible and open to
Compare the values. 9 x 10^2 is ? times as much as 3 x 10^-2.
Need a little help on this
What kind of tree was the first Christmas tree? Merry Christmas Everyone!!!!!!!!
What are your top 5 favourite christmas songs and why? I really need it please! Mention ‘5’ songs and the reason why its your favourite
my watch stopped at 8:22 , is this a transitive verb or intransitive? if its transitive where is the object
In the multiplication sentence below, which number is the product? 9x 10 = 90 A. 9 B. 10 C. 90 SUBMIT
Define 3 main issues with the articles of the confederation REMEMBER EACH MUST BE 5-7 Sentences
Which of the following was NOT a major cause for United States expansion to other lands in the early 1900s? A. to protect themselves from being conquered by oth