3x+y=5, y=7 solve using substitution

What is 20+(5 x 2/5 )+ 3 show your work

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

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.