5z+2z^3+3z^4 in standard form

Multiply. −2x(6x4−7x2+x−5) express the answer in standard form. enter your answer in the box.

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

Graph the linear function using the slooe and y intercept