Answer:
Question is not fully addressed
Step-by-step explanation:
Please put the full question otherwise, i cannot answer it
Multiply the price by (1 + sales tax).
85 x (1+0.07)
85 x 1.07 = 90.95
He will pay $90.95
Y = x + 4
Slope = 1
Y-intercept = 4
What's the question?
If it's "What's the difference?" or something like that, then the answer is 15. :)