Donald has x twenty-dollar bills and 11 ten-dollar bill. How much money does Donald have? Write your answer as an expression.

Randomized, controlled experiments investigate this questions using random sample of 540 adult males as subject. At the beginning of the study, researchers measured the blood pressure of all the subjects.

When graphing a function, what is meant by the input and output values?

Solve A = a+b/2 for b

Cuanto es 2/8 - 1/6 fracciones

rosa ordered 3pizzas she paid $21.75 after using a $5 off coupon. write an equation that can be used to find the regular price of a pizza

What is the value of the expression when p = - 16 and q = 4? 4p/q

Which temperature is farthest from 0 Fahrenheit? - 34, - 17, - 12, - 0

What is the difference between - 6.2 and - 9.1 on a number line

48/56 in simplest form

In triangle ABC, the measure of the angles are 2x, x, and 3x respectively. What is the measure of angle B?