So what can we do with this

When ∆rst is translated 4 units down, what are the apparent coordinates of t’? give 15 points

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

Which is a graph of a proportional relationship?