Marta put $4.87 in her coin bank. each day she added 1 quarter, 1 nickel, and 3 pennies. how much money was in her coin bank after 6 days? describe the partten you used to solve

Which answer is it for it to be simplified completely?

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.