Concept explainers
(a)
Write an equation to represent the amount of money left to expand and solve.
(a)
![Check Mark](/static/check-mark.png)
Answer to Problem 4R
Explanation of Solution
Given:
Student Council has a budget of $2500 for the homecoming dance. So, far, they have spent $450 dollars for music.
Concept Used:
The amount of money left to expand is the difference between the total budget and the amount spent so far for music.
Calculation:
Total Budget is $2500 and so far they have spent $450.
The amount of money left to expand is the difference between the total budget and the amount spent so far for music.
Let the amount of money left to expand =
Equation:
Solve:
Thus, the amount
(b)
Write an equation to represent the amount of money left to expand and solve.
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 4R
Explanation of Solution
Given:
They then spent $325 on decoration. Write an equation to represent the amount of money left.
Concept Used:
After expense of $450 for music from the total budget, the money left $2050.
Now they spent $325 on Decoration.
Calculation:
Total Budget is $2500 and so far they have spent $450.
After expense of $450 for music from the total budget, the money left $2050.
The amount of money left to expand is the difference between the money left from the total budget and the expense for decoration $325.
Let the amount of money left to expand =
Equation:
Solve:
Thus, the amount
(c)
Find the number of tickets they must sell to make a profit.
(c)
![Check Mark](/static/check-mark.png)
Answer to Problem 4R
Explanation of Solution
Given:
If the Student council spent their entire budget, write an equation to represent how many $15 tickets they must sell to make a profit.
Concept Used:
Total amount left is $1725. Each ticket cost $15.
Number of Ticket can be sold is
Calculation:
Let the number of ticket sold = X
For profit X >
Equation:
Solve:
49 tickets must sell to make a profit
Thus, 49 tickets must sell to make a profit
Chapter 1 Solutions
High School Math 2011 Algebra 1(prentice Hall) Student Edition
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