The expression:
3 (x - 2)
indicates that the number 3 before the parenthesis is multiplying the expression inside the parenthesis.
Then in order to do such we use what is called the distributive property which tells us to "distrubute" suche multiplication among the two term that are in the parenthesis:
3 x - 3 * 2
3 x - 6
Which is the first option in your answer list.
Answer:
Step-by-step explanation:
Answer:
$3.40 for 20 rolls. B
Step-by-step explanation:
First, you should find the unit price. So, divide .51 by 3, which equals 0.17. So, it costs $.17 for one sandwich roll. Next, multiply that number by 20, to get $3.40. So, it costs $3.40 for 20 rolls