goldenboy39
goldenboy39 goldenboy39
  • 01-05-2020
  • Mathematics
contestada

Solve the system of equations.
3m+3n=36
8m-5n=31

please help me ​

Respuesta :

amna04352
amna04352 amna04352
  • 02-05-2020

Answer:

m = 7, n = 5

Step-by-step explanation:

3m+3n=36

m + n = 12

n = 12 - m

8m-5n=31

8m - 5(12 - m) = 31

8m - 60 + 5m = 31

13m = 91

m = 7

n = 12 - 7

n = 5

Answer Link

Otras preguntas

. Which characteristic of prokaryote makes them different from eukaryotes?
As plant roots grow, they can split rock apart. This is a type of
The tallest tree in the world is 379 feet tall. How tall will each of the trees be in the year 2030 if their models continue? Is this reasonable for each tree?.
please help me solve this​
Can someone please help me? :(
Sophie buys milk and vegetables at the grocery store. She spends $3.29 on milk and has a total bill of $15.56. Write and solve an equation to determine how much
1) Drivers must yield to pedestrians... OA) at corner crosswalks. OB) when passing through an intersection without a marked crosswalk. OC) at crosswalks half a
Sean's science class is competing to see who can build the tallest tower. Each group of students gets 10 newspapers and 2 yards of tape. Sean's group decides to
Split me apart and i’m two different creatures but put me together and i make many a feature. What am i?.
whats the value of 2{3(4^2 + 1)] -2^3 sorry im asking another question lol