Answer:
Function
Step-by-step explanation:
The reason it is a function is because its saying y=x. Then you just plug in the number(s) to get the function y=4.PLEASE MARK BRAINLIEST thank you!!!!!!!!!
No, you divide 21.88 by 4.
Answer:
-x²+9x+4
Step-by-step explanation:
Hope this helps!
2/3 and 12/18 are equivalent fractions, and 12+18 = 30 so the answer is 12:18
Step-by-step explanation:
if you need any explanation you can ask