Judging by the question you have provided I came to the conclusion that you have already solved your own problem!
If the goal is to find X when X=-15 then your answer for X should be -15!
If this is not the entire equation please post the entire one!
Hope this helped!
-Blake
One week: 7 days
7*2= amount of days in 2 weeks= 14 days
14 cups of milk
16 cups are in a gallon.
14/16 gallons (7/8 gallons)
The answer is 126 ok i hope i helped
Use the explicit equation to solve the problem
y stands for the nth term of the sequence and x stands for the number of term
Find the 20th term, subtitute x with 20
y = 10x - 2
y = 10(20) - 2
y = 200 - 2
y = 198
The 20th term of the sequence is 198