Tatiana saw pigs and chickens. she saw 7 heads and 20 feet. how many pigs did she see? how many chickens did she see?

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.

The area of square garden is 300m squared. how long is the diagonal?

What expression is equivalent to log3(x+4)