Solve the following logarithm equation
log5(10 + x) = log5(3 + 4x)

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.