Answer: 1 hour and a half
Step-by-step explanation:
Answer and Step-by-step explanation:

<em><u>Formula : </u></em>
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<em><u>Solving for time:</u></em>



<em><u>Solving for distance:</u></em>
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<em><u>Average speed:</u></em>
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3x - 6y = 20
-6y = -3x + 20
y = 1/2x - 20/6.....slope = 1/2...y int = -20/6 = -10/3
2x - 4y = 3
-4y = -2x + 3
y = 1/2x - 3/4..slope = 1/2...y int = -3/4
same slope, different y int = parallel lines = no solution = inconsistent
Dont spend it. Spend less. Dont give it away.