<u><em>Answer: r=12.3 *The answer must have a positive sign or decimal point.*</em></u>
Explanation:
First, you had to do is add 17.1 from both sides of an equation.

And then, simplify by equation.

You can also add by the numbers.


Hope this helps!
Answer:
function
Step-by-step explanation: A function is the one where you put an input to find x or y
Answer:
D
Step-by-step explanation:
Annoying to type out, take my word for it
Answer:
lol
Step-by-step explanation:
Answer:
Do not ask for free tutoring (Nobody will really do it)
Step-by-step explanation:
Just use Brainly! Ask for questions and explanations and do what you can to get your work done. After that if you need further help then ask a parent/guardian/sibling or someone you know for help and if that doesn't work then come back to this. Hope this helps.