Question

solve : 2x+y=12 and x+2y = 9​

Answer 1

Answer:

2x+y=12

x+2y = 9

Multiplying equation 2 by 2

2x + 4y = 18

Now, new equation (2) - equation (1)

3y = 6

y = 2

Substituting the value of y in equation 1,

2x + 2 = 12

2x = 10

x = 5

So x= 5 and y = 2

Hope this helps ☺️

Answer 2

Answer:

y=2

X=5

Step-by-step explanation:

hope you can understand...