I’ll give brainliest help ASAP and explain plzz:)

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

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

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.