Are these two expressions equivalent to each other? Why or why not? Explain OR show your thinking.
(12r + 2p) - (4r + 10p)
and
8(r-p)

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

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect