Describe which transformation moves triangle ABC to triangle A’B’C’. ABC = A’B’C’

Easy points boii. read it. ya. fresh

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

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.