5x+2y=7
y=x+1
5x+2(x+1) =7
5x +2x+2=7
7x +2 =7
7x = 5
x = 5/7
y=5/7 +1
y =12/7
(5/7, 12/7)
Step-by-step explanation:
Answer:
C
Line pases through (6, 0) and (0, -6)
Slope = (0 - (-6))/(6 - 0) = 6/6 = 1
so y = 1*(x - 6) = x - 6
or x - y = 6
or 4x - 4y = 24
That is C
81