87,602 in expanded form is 80,000+7,000+600+2
Answer: Our required formula becomes :

Step-by-step explanation:
Since we have given that

We need to write a formula for f(b) in terms of b So, it becomes

Hence, our required formula becomes :

Answer:
your screen is blue i can't see the problem dummy
Answer:
a)5 b)15
Step-by-step explanation:
5 times 11=55
15 times 3 is 45
add together is 100
5+15 is 20 questions
An expression might be: 2354h / 3hrs. You can make the real division sign if you're using paper. Hope this helped :)