Question

Solve the system of equations is given below 2x+3y=18 x+7y=31

Answer 1

{2x + 3y = 18
x + 7y = 31}


2x+ 3y = 18
x=31-7

2(31-7)+3y=18

y=4

x=31-7*4
x=3

(x,y) = (3,4)