What is the area of a circle with 11m and 9m?

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?