Crest Toothpaste value pack at Target

I buy 3 value pack, buy 3 get a 5 gc
The price for each value pack was $4.99 each, so total was $14.97, I use 3 cupones of 2.00 off from coupons.com and in the cartwheel have a 10% off that was $1.50 off and with my red car 5% off $.12 final price $7.35 for 6 toothpaste.