Use the expressions given for the measures of complementary angles to solve for x . Then find the angle measures.

(4x+3)∘ and (4x+7)

∘
and (4x+7

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

27 is what percent of 108? 27 is % of 108

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?