the light bulbs you use are on sale. but you only get the lower price if you buy 3 packages of bulbs. you want to know how much you'll save. let's let S= sale price per package R= regular price per package C= cost savings i need to make a formula with this.

Question

anonymous · Answer

How much you will save = regular price per package * number of packages - sale price per package * number of packages.

c = 3r - 3s

anonymous · Answer

thank you i have no idea when it comes to this kind of stuff