help quickly please! question : Put the following equation of a line into slope intercept form, simplifying all fractions.
3y - 9x = 21

Answer:
y = -3x -7
Step-by-step explanation:
Subtract 21 and it would be 3y - 9x -21 = 0
Then divide by three and simplify
So your answer would be y = -3x - 7