Constable wants to put a new fence around the playground playground is a rectangle in shape it is 75.23 m wide and 105.5 m long how much fencing in meters does he need

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

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?

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15