Math Problem Statement
A truck can be rented from Company A for $100 a day plus $0.30 per mile. Company B charges $20 a day plus $0.70 per mile to rent the same truck. Find the number of miles in a day at which the rental costs for Company A and Company B are the same.
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Cost Comparison
Algebra
Formulas
Cost for Company A: C_A = 100 + 0.30x
Cost for Company B: C_B = 20 + 0.70x
Set C_A = C_B to find breakeven point
Theorems
Basic Linear Equation Solving
Suitable Grade Level
Grades 6-8
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