Y=x/2+7 how to solve for y using -8,-6,-2,0 for x

Although changes result from business transactions, the equality of the fundamental bookkeeping equation must remain. t/f

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b