X + 15 = 28

what's the solution to this question

Ashley is stacking two boxes on a shelf. The bottom box measures 6 inches long x 5 inches wide x 5 inches high. The top box is a cube with one edge measuring 4 inches. What is the volume of this stack? Explain how you found your answer

In week 1, 80 people attended a basketball game. In week 2, 120 people attended a basketball game. By what percent did the attendance increase from week 1 to week 2

191,306 rounded to the nearest thousand

An Diego and Lin are drinking milkshakes. Lin starts with 12 ounces and drinks ounce per second. Diego starts with 20 ounces and drinks. How long will it take lin and Diego to finish their milkshakes?

Use a graph to determine the number of solutions of the system. $y=2x+1$ $y=2x+5$

Ac equals 5in cb equals 3in. what does ab equal to

You sold $105 worth of tickets, but you spilled soda on the record sheet and don't know how many of each tickets you sold. students tickets cost $5 and adult tickets cost $7 each. use x for student tickets and y for adult tickets

Which polynomial is prime? 7x2 - 35x + 2x - 10 9x3 + 11x2 + 3x - 33 10x3 - 15x2 + 8x - 12 12x4 + 42x2 + 4x2 + 14

You are ordering T-shirts with your school's mascot printed on them. Each T-shirt costs $4.75. The printer chargers a setup fee of $30 and $2.40 to print each shirt. Write two expressions to represent the total cost of printing n T-shirts.

What area formula does a trapezoid have?