The data below represents the number of hours a group of students volunteered at a local soup kitchen.
1 answer:
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Answer:
4
Step-by-step explanation:
So we know that RT is 36.
Note that RT is the combined length of RS and ST. Therefore:
Substitute. RT is 36, RS is 6x+1 and ST is x+7:
Combine like terms and add:
Subtract 8 from both sides:
Divide by 7:
So, our answer is 4 :)