Question

Two equations are given below:a − 3b = 9a = b − 3what is the solution to the set of equations in the form (a,

Answer 1

-3b=9a=b-3
-3b=9a
b=-3a
9a=b-3
9a=-3a-3
so,a=-1/4
and b=3/4
solution set is(-1/4,3/4)