Answer:
4/5
Step-by-step explanation:
the numerator of fraction is 1 less than its denominator. If the numerator is increased by 4 and the denominator is increased by 5, the new fraction becomes equivalent to 4/5. what is the original fraction?
Let n = numerator
d = denominator
n = d - 1

=
= 
cross multiply
5(d + 3) = 4(d + 5)
5d + 15 = 4d + 20
d = 5
n = d - 1
5 - 1 = 4
original fraction 4/5
Answer:
x+3+10x^2-2.4x^3
Step-by-step explanation:
Answer:
b i think
Step-by-step explanation:
Answer:
A.
Step-by-step explanation:
You should be tracking your work so that you can find a pattern within the graph to correctly write the next answer.
Answer:
The answer is 5000
Step-by-step explanation: