*PLEASE ANSWER!!!, I DONT GET IT!! HELP!!*
1 answer:
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Answer:
Step-by-step explanation:
We have been given that n=-2 verified as a solution to the equation .
As n=-2 is the solution for our given equation, so it will satisfy our equation.
Let us substitute n=-2 is our given equation.
Since the value of n satisfies our equation, therefore, last line of the justification will be .
Answer:
71th term is 141
Step-by-step explanation:
1 + (n - 1)*2 = 141 {Use distributive property}
1 + 2n - 2 = 141
2n - 1 = 141
2n = 141 + 1
2n = 142
n = 142/2
n = 71