Answer:
A
Step-by-step explanation:
Answer:
The simplified version of that equation would be
.
Step-by-step explanation:
Since
and
have the same exponent and variable, we can combine them normally.
-
= 
Answer: 31.5 in.
Answer:
the answer is 13 cm
Step-by-step explanation:
Answer:
f = 1
Step-by-step explanation:
Use the method of cross- multiplication
=
⇒ ad = bc, thus
20f = 5(f + 3) ← distribute
20f = 5f + 15 ( subtract 5f from both sides )
15f = 15 ( divide both sides by 15 )
f = 1