The length of a rectangle is 19 centimeters less than six times its width. Its area is 20 square centimeters. Find the width and length.

The diameter of a human hair is 9 / cdot 10^{-5}9?10?5 9, dot, 10, start superscript, minus, 5, end superscript meters. The diameter of a spider's silk is 3 / cdot 10^{-6}3?10?6 3, dot, 10, start superscript, minus, 6, end superscript meters.

How many pigs are in the pen if 20 are in there and 8 went out

What is the perimeter of this figure 26m 15m 15m

A chief prepared 5 choclate tortes for a dinner party. the guests consumed 2 5/16 tortes. how many tortes r left

How many terms are in the expression 1/2 - 18y + 9z - 2

Given: y = 3x - 4. What is the x-intercept? (0, - 4) (0,) (, 0)

Cathy cakes read 22 pages during a 30 minute study hall. How many pages would she read in 45 minutes

Why do astronomers say that the sun rotates once every 27 to 31 days, rather than give an exact number?

The probability of a football being defective is 1/10. about how many footballs would be defective in a shipment of 725 footballs

How to evaluate: 16% of 575 102% of 750 80 is 25% of what number?