Answer:
x=13
Step-by-step explanation:
18-5=13. You have to subtract 5 from 5 itself and then 18.
Answer:
B. a decimal that does not terminate and does
not repeat.
0, 1/3, 2/3, 1, 1 1/3, 1 2/3, 2
Answer:
It isn't necessary but having a positive coefficient for makes things like completing the square and factoring easier.