Aa group of students organized a car wash to raise money for a local charity the students charge $5 for each car they washed in for 3 hours wash 12 cars at that rate how much money could they earn from washing cars for 8 hours

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Solve the formula ax+ by = c for x.

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.