-9x+3y=-6
please the answer

Combine the information in the problem and the chart using the average balance method to solve the problem.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)