Prove that:

tan70 = tan20 + 2tan

What is the solution to the system of equations y = - x - 5 and y = 2x + 4

The LCD for 3/10, 20/25, and 18/75 is

The flower shop received a shipment of 248 pink roses and 256 red roses. the shop owner uses 6 roses to make one arrangement. How many arrangements can the shop owner make if he uses all the roses

4x-423 solve for x

Change 1/4 to a decimal, then a percent.

How many ounces (oz) are equal to 4 cups?

Write the partial fraction decomposition of the given rational expression. startfraction 5 x plus 2 over x superscript 4 baseline minus 4 x squared endfraction

Write two decimals that can be rounded to 1.5

Eight hundred thousand, six hundred twenty four in number form

Marcy bought 10.32 pounds of white potatoes and 12.48 pounds of sweet potatoes. About how many pounds of potatoes did Marcy buy? Round each weight to the nearest tenth to estimate the total weight of potatoes that Marcy bought.