An element with mass 290 grams decays by 13.2% per minute. how much of the element is remaining after 14 minutes, to the nearest 10th of a gram

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !