HELP PL I NEED THIS RIGHT NOW 3. You have four credit cards. each has a balance of $450.00, but their credit limits are $800.00, $1,200.00, $1,300.00, and $1,500.00. paying off and closing which card would decrease your debt ratio? a. the $1,500.00 limit card

b. the $800.00 limit card

c. the $1,200.00 limit card

d. the $1,300.00 limit card

4. You pay off the $800 credit limit card from problem #3 what happens to your debt ratio

Solve: 3x+y=6 4x-2y=18 show all work !

Someone answer this asap rn for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =

What is the frequency of the sinusoidal graph?