7. You go out to dinner and the bill is $40 and you want to leave the server a 15% tip. How much of a tip are you going leave?

Evaluate the expression 7x^2 y, when x=5 and y=3. Answer before the end of today and I give brainliest

Joanne's age is two times Devin's age and Devin is eight years older than Christina. If the sum of their ages is 76, what is Christina's age? Joanne's age? Devin's age?

There are twice as many people in the household, but your income has doubled. Is your new tax liability salbutamol twice as much as when you were single, more than twice as much, or less than twice as much?

What is the value of the underlined digit in 16,403

Find the area of a rectangle that has a length of 5x+1 and a width of 2x+3

If BC = 4.5, CD = 7.7, and AD = 16.7, find AB to the nearest tenth.

4.5 mi/h = _ ft/sec, how would one convert them?

Which system of equations has the same solution as the system below? 3x + 3y = 8 2x - y = 5

Which of the following activities are examples of data gathering? Check all that apply. A. Finding the mean weight of cancer patients in a study B. Graphing the heights of trees C. Asking voters whom they will vote for D.

For the numerator to have (x-8) as a factor, it's constant term must be what