Simplify expressions and combine like terms. 4y squared - 4y cubed -6y squared +6y cubed

Alarge rectangle is divided into four smaller rectangles.

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9