Simplify to create an equivalent expression.
8(10 - 69) +3(-79 - 2)
choose 1

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 compound inequality could be represented by the graph?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?