Using a calculator, you should find these approximations

Answer:
Step-by-step explanation:
You have a fraction, so a non permited value is one which will create a 0 in the denominator.
-3y + 9 = 0
y = 3
The answer is the lines 4y-8x=4 and 2y-4x=15 are not parallel
Answer:
The anwers is D
Step-by-step explanation: