John bought z hamburgers at $3 each and paid with a 20 dollar note. How much change did he get?

What is the surface area formula triangular prism?

Is 15 cm greater than 150 mm

Dose a triangle have a perpedicular lines, parallel lines, and intersecting lines

your family goes out to eat and the total bill is $70. Your parents leave a 18% tip. what amount is the tip. what is the total amount your parents paid

The differential equation below models the temperature of a 95°C cup of coffee in a 19°C room, where it is known that the coffee cools at a rate of 1°C per minute when its temperature is 70°C.

I need an equation from this question so I can graph and solve by substitution and elimination. The question the following, Stefan's school is selling tickets to annual dance competition.

Evaluate the expression for x = 13, y = 7: y + 5 Enter the correct answer.

Which represents a measure of volume? A. 5 cm3 B. 5 square cm C. 5 cm D. 5 cm?

Immediately after giving birth, one woman weighed 177 pounds. She looses approcimately 4 lbs per month. Her goal is to get back to her pre-pregnancy weight of 135 pounds. What will her weight be in 3.5 months after giving birth?

There are 221 students on a field trip 5 students ride in a van the rest of the students fill 6 buses enter an equation that can be solved to find the number of students