A 12 pack of soap costs $9.00 and a 5 pack of soap costs $3.50. Which pack of soap is the better buy?

for 12 pack of soap : 12/9=$1.33 per soap

for 5 pack of soap : 3.5/5=$0.70 per soap

#5 pack soap better to buy

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.

step-by-step explanation:

its 512 because parenthesis and to the 2nd power is 512 so it will be 512