What is the answer for -5+2(8-12)

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?

If rt is greater than ba, which statement must be true ?

Find the zeros of each function. f(x) = x^2 + 5x - 6