Question

4m+3n=12 is the equation a linear equation in 2 variables​

Answer 1

Answer:

yes

Step-by-step explanation:

because there are two variables in it. m and n

and it is an equation as there is an "equal to" sign in it

HENCE PROVED

Answer 2

Answer:

4m = 12-3n

m = 12-3n/4

Now,

4(12-3n/4)+3n= 12

48-12n+3n =48

-9n = 0

n = 0

And Now,

m = 12-3n/4

m = 3-3×0

m= 3

Therefore, m= 3 and n = 0

Hope these answer may help you.