The sum of 21and 4 doubled

The difference of two numbers is 3 their sum is 13 find the number

Rearrange equation to general form

If g (x) = x^2-5x+7 find g (2)

Which set of coordinates, when paired with (-3, - 2) and (-5, - 2), result in a square?

Real world problem for 48 divide by 6 equals 8

The cost of paper varies directly with the number of reams bought. Suppose 2 reams cost $5.10. Write a linear equation that could be used to find the cost of x reams of paper. Find the cost of 15 reams of paper

What is 16231 divided by 23

A certain first covers an area of 4100 km^2. Each year this area decreases by 3.75 percent. What will the area be after 11 years?

Evaluate the expression. If necessary, round to the nearest hundredth. lne^3x^2

What is the inverse of f (x) = (2x-4) 2 for x≥2 where function g is the inverse of function f?