A hedge has grown 7/12 foot over the summer. Silas trimmed 3/4 foot off the hedge. a. One of the fractions should be written as a negative number. Which one is it and why?
b. Find the sum of the two numbers to determine the total change in the hedge's height.

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

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.