Question

Solve: x + 3y = 16
2x + 3y = 4​

Answer 1

Answer:

x+3y=16--(1)

2x+3y=4--(2)

3y=16-x--(3)

substituting (3) in (2)

=>2x +16-x=4

=>2x-x=4-16

=>x=-12

putting x in (1)

=>x+3y=16

=>-12+3y=16

=>3y=16+12

=>y=28/3