12 pounds less than twice earl’s weight is 252 pounds. find earl’s weight.

What is the standard form of -5x^2+2x^4-11+x^3+3x

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais