What is the mean for the data set? 138, 142, 105, 112, 108, 134, 106, 181, 164, 105express your answer as a decimal to the nearest tenth. enter your answer in the

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.