If the series is made up of numbers in an arithmetic progression, you have

where

is the first term and

is the common difference between terms.
Since the last term in the series is

, you have

Solve the system

and you'll find that the first term is

(with

).
Answer:
Step-by-step explanation:
for this problem we have to
3330/18=185 toothpicks for each row
Answer:
on the 5th week they would both have the same amount of money they would both have a total of 85$
Step-by-step explanation:
Answer:
8x+y-13=0
Step-by-step explanation:
let the given point be
A(1,5)=(x1,y1)
slope(m)= -8
then,equation of straight line is,
(y-y1)=m(x-x1)
(y-5)= -8(x-1)
y-5= -8x+8
8x+y-5-8=0
therefore,8x+y-13=0 ..........(i) is the required equation.
Answer:
help me and i will help you
Step-by-step explanation: