Concept explainers
Solve each word problem
You have a cable plan that costs $39 a month for a basic plan plus one movie channel. Your friend has the same basic plan plus two movie channels for $45.50. What is the basic plan charge that you both pay?
To determine the price of basic plan.
Answer to Problem 7P
Price of the basic plan is $32.5.
Explanation of Solution
Given information :
Price of basic plan plus one movie channel is $39.
Price of basic plan plus two movie channel is $45.50.
Let the price of basic plan is x and movie channel is y .
Hence two equations are,
Now we shall multiply first equation with 2 and then subtract it from second we get,
Price of the basic plan is $32.5.
Chapter 6 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
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