Select the expressions that are equivalent to 7(x+2).

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

The tile along the edge of a triangular community pool needs to be replaced? ?