Solve each equation. Check your answer

r/238=8

The sum of two numbers is 19 and their difference is 55 what are the two numbers

If a car is traveling 28 miles per hour, how long will ot take the car to drive 40 miles

Multiply the polynomials. (x - 6) (x2 + 2x - 4) A. x3 - 4x2 - 16x + 24 B. x3 + 2x2 - 4x + 24 C. x3 - 4x2 - 4x + 24 D. x3 + 2x2 - 16x + 24

A concession stand sells hamburgers. The revenue from hamburgers is (30x + 45) dollars. The price of a hamburger is $5. Write an expression that represents the number of hamburgers sold.

At one university, the students are given z-scores at the end of the each semester, rather than the traditional gpas. the mean and standard deviation of all students' cumulative gpas, on which the z-scores are based, are 2.7 and 0.5, respectively

What is the area of a circle with a radius of 7 centimeters? (Use ∏r²)

Name a subject other than math in which symmetry is important

Reasoning A cone with radius 4 and height 9 has its radius quadrupled. How many times greater is the volume of the larger cone than the smaller cone? Explain how the volume of the cone would change if the radius were divided by four.

If you take - 3/10 of a number and add 1, you get 10. Write an equation to represent the situation. What is the original number?

The sampling distribution for the variance estimator in ANOVA is chi-square regarless of the assumptions of the data