Question

x + 2y= 8
2x+4y=12
value of "x"and "y" ​

Answer 1

Answer:

x+2y=8------(1)

2x+4y=12-------(2)

multiply equation (1) by 2

2x+4y=16 -----(3)

add equation (2) and(3)

2x+4y=16

2x+4y=12

----------------

4x =28

x=7

put x=7 in equation (2)

2×7+4y=12

14+4y=12

4y=12-14

y= -2/4

y = -1/2

(x,y) (7,-1/2)

Step-by-step explanation:

I hope it's help you