dawani0484 dawani0484

03-07-2021
Mathematics

contestada

solve the following simultaneous equations using SUBTITUTION METHOD

m+3n=7 and 5m-n=3

Respuesta :

niraulajeevan83 niraulajeevan83

03-07-2021

To check:put value of m and n in both equations

Ver imagen niraulajeevan83

Answer Link

Asmae16 Asmae16

03-07-2021

Answer: n=2 and m=1

Step-by-step explanation:

m+3n=7 , 5m-n=3

m=7-3n => 5(7-3n)-n=3

=> 35-15n-n=3

=> -16n=-32

=> n=2

n=2 => 5m-2=3

=> m=1

Answer Link

Otras preguntas

The Radius of a sphere is 5 feet. find the area of the great circle of this sphere

The Radius of a sphere is 5 feet. find the area of the great circle of this sphere

Buck drove 220 miles in 5 hours. What was his average rate of speed?

solve 2/3 + 1/4x = 1/3

How many eighths are there in 4 1/4

How many eighths are there in 4 1/4

Find an equivalent ratio for 22/55 and then write the proportion

A history quiz consists of five true-false questions. If you guess on each question, then the probability of answering all five questions correctly is approxima

Please tell me five slogans on conservation of natural vegetation.

Two 1 litre jugs are each filled with a mixture of olive oil and vinegar. The first jug has 3 times as much as oil as vinegar and the second jug has 4 times as