A family eats at a restaurant. The bill is $42. The family leaves a tip and spends $49.77. How much was the tip in dollars?

Round your answer to the nearest hundredth (second) decimal place.

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Abcd is a parallelogram. the diagram is not drawn to scale. if m

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.