(3)(17.25) = 51.75; he spent $51.75
Because everything in the problem is positive, no negative numbers are needed.
Answer:
slope = 1
Step-by-step explanation:

(2,4) (0,2)

I would say the answer is b. It sounds like the best choice
hope i helped!
∠1 and ∠2 are RIGHT ANGLES, VERTICAL ANGLES, and SUPPLEMENTARY ANGLES.
Hope this helps!