The equation d = d equals m Over V. can be used to calculate the density, d, of an object with mass, m, and volume, V. Which is an equivalent equation solved for V?

dm = V
d Over m equals V
m Over d equals V
m – d = V

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?