On jared's math test, each incorrect answer received the same amount of negative points. if he answered three questions incorrectly and received a total of -12 points, how many points did each incorrect question receive? 4 points -4 points -36 points 36 points

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /

I’m really confused and need your assist me with this question i’ve never been taught