Find the value of c -(x-5)(x+c)=x^2+2x-35

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.

Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?