Parker has $15 to order pizza. The plain cheese pizza costs $11.75, and each extra topping costs $1.25. What is the greatest number of toppings Parker can get with the money he has?

The verbal translation for the difference of m and 7 increased by 15

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?

Add the two expressions 4.6 x -3 + -5.3 x + 9