Follow the steps to find the value of x. 1. Addition property of equality. One-fifth (x) minus two-thirds = four-thirds. One-fifth (x) minus two-thirds + two-thirds = four-thirds + two-thirds. 2. Multiplicative property of equality. One-fifth (x) (StartFraction 5 over 1 EndFraction) = StartFraction 6 over 3 EndFraction (StartFraction 5 over 1 EndFraction)
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2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line