Which Stem-and-Leaf Plot matches the information presented in the line graph below?

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable

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

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?