Ax+by=c
a=(-by+c)/x
b=(-ax+c)/x
c=ax+by
x=(-by+c)/a
y=(-ax+c)/b. or y= -a/b x + c/b which is slope intercept form
Answer:
see below
Step-by-step explanation:


You can use any letter but when you label it x you find x
I think the answer is 20.34 I might be wrong someone else could check