To find an equation for the line with slope -3 that passes through the point ( 4, 3 ), Dana wrote the following steps. Is he correct? Explain

What is the slope of a line that is perpendicular to y = 3x + 1

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

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.