( 7x + 2x - 3x2 + 9x) + (5x + 8x2 - 6x2 + 2x - 5)

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

In a probability experiment, karen flipped a coin 76 times. the coin landed on heads 32 times. what percentage of the coin flips resulted in tails? round to the nearest percent. a. 58% b. 65% c. 42% d. 60%

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120