You have two exponential functions. one function has the formula g(x) = 3 x . the other function has the formula h(x) = 2-x . which option below shows the graph of k(x) = g(x) - h(x)?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.