Please need help ASAP I will give brainliest

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

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)

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test