Answer:
x=5, y=51
Explanation:
y = x + 46
y = 7x + 16 substitute equation 1 into equation 2 to get an expression all in terms of x, then solve for x
7x + 16 = x + 46
6x = 30
x = 30/6 = 5 substitute this into either equation and solve for y
y = 5 + 46 = 51