Answer:
3.6 repeating or 3 and 2/3
Step-by-step explanation:
I did the work on a calculator.
x=3y+15
Answer: Divide
Subtract
Step-by-step explanation: Just ask for help when needed thx
7x^{4} - 56x^{3} + 35x^{2} + 28x - 42
I hope is still help.