What is the sale price?
$99 watch with a 40% discount

Average salary for a medical assistant is $31,220 which is a 20% income tax bracket how much money would they pay in income tax?

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning