Simplifying algebraic expressions

9+5k+10y+3y-8k

How much is 10% of $500?

The sum of two consecutive integers is 37. Write an equation that models this situation and find the values of the two integers.

Grammy gave the servera 15 dollar tip if the tip was 20% of the cost of dinner how much was dinner

One teacher wants to give each student 1/2 of pizza. The teacher has 8 slices. How much students will she be able to hand out pizza to.

Which value shows 7/8 written as a percent? * A. 87.5% B. 0.875% C. 8.75% D. 875%

Two friends leave their houses at the same time and run across town towards each other. The first friend runs at a speed of 8 miles per hour. The second friend runs at a speed of 7 miles per hour. If they left at 6 p. m.

Of the three digit integers greater than 700, how many have two digits that are equal to each other and the remaining digit different from the other two? A) 90 B) 82 C) 80 D) 45 E) 36

You want to deposit 12000 in a bank at an interest rate of 8 percent per year. What is the future value of this money after five years

The quotient of eight raised to the power of two and four, decreased by six."

What is the vertex of the function y = 2x^2-5x*12