Last month Maria hiked a total of 90 miles on two trails: a 5-mile mountain trail and a 10-mile canal trail. Let x represent the
2 answers:
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Answer:
Step-by-step explanation:
So we have the equation:
First, subtract 9 from both sides:
Divide both sides by -4:
Definition of Absolute Value:
Subtract 3 from both sides:
Divide both sides by 5:
And we're done!