So to solve for y, we need to get y alone on one side of the equation. So we are going to subtract 9x from both sides of the equation to get:

And since y is negative, we are going to divide both sides by -1 in order to make the y positive:

Answer:
Only the First one, A is the correct answer. The other options such B and C are incorrect.
Step-by-step explanation:
Step-by-step explanation:
multiple the power and real number
[tex] \frac{20}{100} \times 30 = \\ \frac{20}{10} \times 3 = \\ \frac{2}{1} \times 3 = 6
that is your answer hope that helped you!