Hailey works at a gift shop after school. she is paid $10 per hour plus 15% commission on merchandise she sells. select an equation that represents her earnings in a week if she sold $550 worth of merchandise. select one:
a. y= 10x+535, where x =number of hours worked
b. y= 10x+82.5, where x =number of hours worked
c. y= 10x+522.5,where x =merchandise sold
d. y= 0.15x+10, where x =merchandise sold

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

Simplify. 3(4+4x) (type your answer in with no spaces)