Fine the value of y when x equals 1. 9x-5y=29

9 (1) - 5y=29. When you multiply the one by the nine you get 9, 9-5y=29. Then you need to subtract 9 from both sides to get y by itself, - 5y=20. Then to solve for y you need to divide both sides by - 5. So then y is equal to - 4. y=-4