Solve for x:

7 : x = 21 : 24

Monica drove from chicago to new york city 800 miles in 14 hours. Approximately how fast was monica driving?

What is 1 2/4 as a decimal.

Without using a calculator, explain how you know the square root of 105 is not approximately 9.875

The hypotenuse of right triangle abc line segment ac measures 13 cm

Jenny tweets 33 times a day. antonio posts 5 tweets per day. let d represent the number of given days. use an algebraic expression to describe jenny's total posts after any given number of days.

Select the best possible first step to solving the system by first eliminating the x variable. 4x + 9y = 21 3x - 8y = 1 A. Multiply the first equation by 3, and multiply the second equation by 4. B.

What would be equivalent to 32 ⋅ 35?

What is 4,357 divided by 8?

What's the relationship between risk and return? A. a higher risk often means higher return. B. a higher risk often means a lower return. C. a lower risk will always mean a lower return

Use the function f (x) = x^2-8 find the inverse of f (x)