A shirt is on sale for 30% off of its original price, s. Which expression does not represent the sale price of the shirt? A. 0.70s
B. s - 0.30
C. s - 0.30s
D. s(1 - .30)

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?