(a)
To write: an equation for the total amount
(a)
Answer to Problem 15CYU
The equation is
Explanation of Solution
Given information:
R is buying a new stereo system for his car using J’s stereo layaway plan.
Calculation:
The rates of $10 every week speaks to the rate or inclines. The sum he has just spared is a consistent $75, regardless of the amount more he saves. So, the total amount saved for w weeks can be written as:
(b)
To sketch: the graph of the equation and to state the slope and
(b)
Explanation of Solution
Given information:
R is buying a new stereo system for his car using J’s stereo layaway plan.
Calculation:
Consider the equation.
Now, graph the equation as shown:
So, the slope and
(c)
To find: out how much R will have paid after 8 weeks.
(c)
Answer to Problem 15CYU
R has saved $155 after 8 weeks
Explanation of Solution
Given information:
R is buying a new stereo system for his car using J’s stereo layaway plan.
Calculation:
To find out how much R has saved after 8 weeks, evaluate the equation from part a for
Now, solve the equation as shown,
So, R has saved $155 after 8 weeks.
Chapter 3 Solutions
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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