The length of a rectangle is twice the width. the perimeter is 90 inches. what is the rectangle's area? you write the equation 2w + 2w + w + w = 90 for the word problem. you solve and get 15. what is the answer to the problem?

What is the number 321,000,000 in scientific notation? also what is the number? ?

Which equation represents the function on the graph?

If you draw a card with a value of three or less from a standard deck of cards, i will pay you $43. if not, you pay me $11. (aces are considered the highest card in the deck.) step 1 of 2 : find the expected value of the proposition. round your answer to two decimal places. losses must be expressed as negative values.