Help me please! Did I do this right?
2 answers:
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Answer:
Step-by-step explanation:
5/6 - 8/7 - 7/10
The first step to adding or subtracting fractions is to find a common denominator among all the fractions. In this case, the largest number that has a mutiple of 6, 7 and 10 is 210.
\frac{5}{6}-\frac{8}{7}=\frac{7}{10}
-106/105
We need to create two expressions, then equate them in order to find the numbers of hours.
Let X = Number of hours
Let 1200+18x = Company A (Flat Fee + Hourly Rate*Hours)
Let 900+23x = Company B
After 60 hours, the prices will be the same