Is the slope really -2-2? Or is that a miss type?
Yes this is correct you did it correct
Answer:
-64x X 4y X 3125y X x
-64X^2 X 1250Oy^2
Step-by-step explanation:
Answer:

Diameter=2r
inches=12*ft
Step-by-step explanation:
You forgot to say how far the bike travels.
Given R rotations, L feet, and a wheel radius of r, then the relationship is

Solving this for r gives

Diameter=2r
inches=12*ft
Answer:
No, the phone will be $6.24 over from $80
the tax is 7.84
Step-by-step explanation:
For sale:
98 ÷ 1.25 = 78.4
Tax:
78.4 x 1.1 = 86.24 <- Total price with sale and tax.
(86.24 > 80) ❌
86.24 - 78.4 = 7.84 <- Tax amount