Answer:
4y = 36-x
Step-by-step explanation:
A linear function is in the form
y = mx + b
for g(0) = 7 ;
x = 0 and y = 9
So ;
9= 0(x) + b
b = 9
For g(8) = 7
x = 8 and y = 7
7 = 8m + 9
7-9 = 8m
8m = -2
m = -2/8 = -1/4
So the equation is;
y = -1/4x + 9
Multiply through by 4
4y = -x + 36