he value of a piece of machinery, in dollars, after t years is described by the function below. f(t)=12,500−1,600t What is the v
2 answers:
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Integers are positive and negative numbers, but dividing integers are dividing positive and negative numbers:
Remember these rules:
- Negative divided by a negative equals a positive.
- Negative divided by a positive equals a negative.
- Positive divided by a positive equals a positive .
Examples:
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Answer:
Part (A): The required equation will be:
Part (B):The required equation will be:
Part (C):The required equation will be:
Step-by-step explanation:
Consider the provided information.
Let d represents number of packages of hot dogs and b represents the number of packages of hamburgers.
Part (a)
It is given that the cost of a package of hot dogs is $6 and cost of a package of hamburger is $20.
The required equation will be:
Part (b) Solve the above equation for d.
Subtract 20b from both sides.
Divide 6 from both sides.
The required equation will be:
Part (c) Solve the equation for b.
Subtract 6d from both sides.
Divide 20 from both sides, we get
The required equation will be: