Answer:
2x
Step-by-step explanation:
2x if you don't know the value of x.
Answer:
5x18
Step-by-step explanation:
5x6x3 and 5x18 equal 90
Answer:
$24.75
Step-by-step explanation:
Let's first add up all the costs:

Since they split it, let's divide that by 2:

Thus, they both spent $24.75.
One way she can place the ribbons is to place them in groups of 8/2=4, making 4+4=8 ribbons (2 groups because 8/4=2). Next, she can put them in groups of 2 (we can make it out of only 2 if we want since 2 is a factor) to get 8/2=4 groups of 2 and 2+2+2+2=8