Answer:
3 and 4 are factors of 12 so they should be multiplied to get a product of 12 ab. (Answer D)
Step-by-step explanation:
You do not multiply in addition unless an exponent is present. You should not multiply or add considering these are not like terms. Therefore, D is wrong.
C, because when you add 45 on both sides, and then after that when you have to subtract 15 in both sides, you get 0 = 120.
Answer:
12kg=7.68
1.5=87
Step-by-step explanation:
I found the cost per kg
Now, if the customers left 8.23 extra, based on a percentage of the cost of the meal, namely, the 8.23 is a percent of 49.28, then
if we take 49.28 to be the 100%, how much of a percentage is 8.23?