To increase an amount by 40% what single multiplier would you use

Which value of c would make he following expression completely factored? 8x+cy

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Kayla has a $500 budget for the school party. she paid $150 for the decorations. food will cost $5.50 per student. what inequality represents the number of students, s, that can attend the party?