Find the y-intercept of the following equation. Simplify your answer. 25 points will mark y = 9x − 9

y-intercept =

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

Select the graph of the solution. click until the correct graph appears. |x| = 3

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)