N over 4 - 20 = - 1 how do i solve this

Use compatible numbers to estimate the quotient 23 divided by 1624

The planet Mercury orbits around the sun at 29.74 miles per second. How many miles will mercury travel in 1 minute?

What is the value a2 + 3b divided when = 3, b=8, c=2, and d=5?

List three ways to express 3 to the 5th power as a product of powers

The total number of fungal spores can be found using an infinite geometric series where a1 = 8 and the common ratio is 4. Find the sum of this infinite series that will be the upper limit of the fungal spores.

What is (57/tan30°) m^2

How do you find zeros when given a quadratic relation in vertex form

3x²+5x+2 factor the expression and find the greatest common factor

If f (x) = 3x - 2 and g (x) = x2 + 1, find (+6) x).

A boy is 17 years old and his sister is twice as old. when the boy is 23 years old what will be the age of his sister?