Please help! A rectangular garden has a width that is 8 feet less than twice the length. Find the dimensions if the perimeter is 20 feet.

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d