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

Please help! I’ll give brainliest to whoever answers also! Thank you!

Blurred vision as a result of a traumatic brain injury (TBI) is considered a: O Handicap O Impairment O Diagnosis O Disability

The girl recited the poem beautifully. Is it passive or active if passive change from passive to active sentence thx

please help 15 points if you tell me how you got the answer I'll give you brainiest

Which of the following best explains how plants follow the Law of Conservation of Mass during photosynthesis ?

định nghĩa vector ////////////

please help i will give extra points

seven hundred twelve thousandths in standard form and expanded form

Explain how forced perspective works in photography and/or film.

I’ve been stuck on this khan for hours already can’t seem to figure it out, it’s just adding and subtracting polynomials but it’s supposed to equal a polynomial