Question

If x+y= 7 and 2x+3y= 17 then what is x and what is y?

Answer 1

Answer:

x = 4, y = 3

Step-by-step explanation:

Answer 2

Answer: x= 4 and y= 3

Step-by-step explanation: y=7-x so we replace 3y with 3(7-x): 2x + 3(7-x)= 17 —> 2x+21 -3x =17 —> -x = -4 / x= 4.

Y = 7-4 —> y= 3