goldenboy39 goldenboy39

01-05-2020
Mathematics

contestada

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

please help me

Respuesta :

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

A pitcher on a baseball team has pitched 98 2/3 innings. What is the number of innings written as a decimal?

What is 14 hours after 3 : 00 a.m?

Lee has a jar of 100 pennies. She adds groups of 10 pennies to the jar . She adds 5 groups. What numbers does she say?

How do you solve 12,324,904 in word form

Addison studies a tarantula that is 30 mm long suppose she uses a microscope to magnify the spider by 4×10 to the second power how long will the spider appear t

What is the inequality -26

What is the solution of 6x2/3=24

Square root 2 is between 1.4 and 1.5

36/b-3=0 find the solution of this equation.

What kind of sentence is Merlin carried the baby to safety