Answer:
9x-4
Step-by-step explanation:
add 5x and 4x
9x-3-1
subtract 1 from -3
9x-4
It depends on how many options you have
You multiply the total number of books you have time 5 because you can choose 5
Answer:
If Sarah has three times as many pencils as Mike she has 3 times the number of pencils Mike has which is equivalent to 3 * m. That means Mike has m pencils and Sarah has 3m pencils. they have m + 3m pencils. The expression would be total: m + 3m.
Step-by-step explanation: