C-d=b add to both sides d and will get
c-d+d=b+d
c=b+d
hope helped
Answer:
san po jan
<h3>step_by istep explanation_</h3>
(X+4)(X-4) is the LCD because you just have to look at the denominators and see what factors or values are not already part of your LCD.
1 feet = 12 inches
25 feet= 25*12 inches
25 feet=300 inches
300inches/4inches=75 pieces of ribbon
using the conversion factor the speed of the car is 44.74 miles/hr