Answer:
x = 11/3 or ( 3.67 )
Explanation:
2x + y = 11
we know that y = x + 2
so plug x + 2 in for y into the equation
2x + x + 2 = 11
3x + 2 = 11
-2 -2
minus 2 from both sides of equation to get x by itself
3x = 11
divide 11 by 3 to get x by itself
so x = 11/3 or in decimal terms 3.67