Please help.. Solve for X. Write answer in the blank
It’s not 155.7 or 155.

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 a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?