Back to Use variables to represent two quantities in a real-world problem that change in relationship to one another — Problem 2 · Task Set 20

Use Variables to Represent Two Quantities in a Real-World Problem

Show your work. For word problems, write the equation first before building a table or plotting points.

Grade 6·22 problems·~35 min·Common Core Math - Grade 6·standard·6-ee-c-9
Work through problems with immediate feedback
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Fluency Practice

1.

A taxi charges a flat fee of $3 plus $2 per mile.

The equation for the total cost cc in terms of miles mm is   ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲   .

The cost for 7 miles is   ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲   .

equation:
cost for 7 miles: