Answer :
Answer:
[tex]t = \frac{-D+F}{Dr}[/tex]
Step-by-step explanation:
Step 1: Flip the equation.
- [tex]Drt + D = F[/tex]
Step 2: Subtract D from both sides.
- [tex]Drt + D - D = F - D[/tex]
- [tex]Drt = -D + F[/tex]
Step 3: Divide both sides by Dr.
- [tex]\frac{Drt}{Dr} = \frac{-D+F}{Dr}[/tex]
- [tex]t = \frac{-D+F}{Dr}[/tex]