Answer:
Step-by-step explanation:
According to the problem, the initial condition is $200. If he owed $100 after 4 weeks, that means he paid $25 per week, so that would be the constant ratio. Therefore, the expression would be:
Where represents the amount owed, and
represents weeks.
So, in the 4 week, that is, he owed:
As you can observe, the relation we found first perfectly to the problem. So, the final expression that model this problem is
Answer:
a.
b.
Step-by-step explanation:
You need to remember that:
1. The word "more" indicates Addition.
2. The "Difference" is the result of a Subtraction.
a. Then, knowing this information, you know that:
- "The difference of and
" must be expressed as:
- Then, "Three more than the difference of and
" is:
- "The difference of and
" can be expressed in this form:
Therefore, "Three more than the difference of and
is equal to the difference of
and
" is:
b. Solve for "s" in order to find its value: