OpenStax, Contemporary Mathematics §5.5 Graphing Linear Equations and Inequalities · Example 3 · Algebra · Inequalities
Graphing Linear Equations and Inequalities · Example 3
Gasoline costs $3.53 per gallon. You put 10 gallons of gasoline in your car, and pay $35.30. Your friend puts 15 gallons of gasoline in their car and pays $52.95. Your neighbor needs 5 gallons of gasoline, how much will they pay?
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OpenStax, Contemporary Mathematics · §5.5 Graphing Linear Equations and Inequalities · Example 3
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