Phoebe runs at 12km/h and walks at 5km/h. One afternoon she ran and walked a total of 17km. If she ran for the same length of ti
1 answer:
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So we need to solve:
First is important to note that both terms on the left side of the equation have a common factor because they are both divided by y. Then:
Then:
So the solution is y=6. Then option A is correct and you need to write the 6 between the symbols { }.