If r+s/r = 3 and t+r/t = 5, what is the value of s/t?

1. The equation of a circle in general form is x2 + y2 - 6x + 4y - 86 = 0 What is the center and radius of the circle?

How many 1/8s are there in 3/4

What is the factorization of the polynomial below? x^2+7x + 12

Write the greatest whole number that uses the digits 1 trought 9 once each.

Write an equation for the linear function g with the given value g (0) = - 5; g (4) = 6

A company estimates its total profit (profit = total revenue minus total cost) as P (x) = 2x5 - 3x4 - 5x2 - 2, where P is in thousands of dollars and x is the number of years elapsed since the company was founded.

On a number line, the surface of a river is marked at - 225 feet and the top of a building is marked at + 18 feet, where 0 represents sea level.

The length of a rectangle is 3 inches more than its width, and its perimeter is 22 inches. Find the width of the rectangle. 4 in. 5 in. 7 in.

In 2017, the world's population was 7.451 billion people. Tge world growth rate is 1.13% annually, (a) what the projected world's population in 2035? (b) how long will it take for world's population to double?

What multiplies to 105 and adds to 16