Question

find the value of (x+y) from the given equation
2x+3y=8;3x+2y=12​

Answer 1

Answer:

2x+3y =8

3x+2y=12

multiply with 3 2x+3y=8

6x+9y=24

multiply with 2 3x+2y =12

6x+4y=24

subtract

6x+9y=24 -

6x+4y=24

5y=0

y=0

2x+0=8

x=4