Write the linear equation in slope-intercept form 4x + y = 10

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Need asap. solve for the following inequality

If f(x)=x+7 and g(x)=1/x what is (fog)(x)