Charles is saving $5 each week. He earns an extra $15 by mowing his neighbor's lawn. Write the inequality to
show how to find how many weeks will he need to save in order to save at least $75?
A $5w + $15 < $75
B$75 - $15w > $5
C$15w + $5 < $75
D$5W + $15 > $75