Answer:

Step-by-step explanation:
We can add the two equations to eliminate
and solve for
.



Now, we can find for
by using substitution:
(given)


Hope this helps :)
Answer:
4 2/4
Step-by-step explanation:
4 1/2 + 1/2 = 4 2/4
i just added em up
Ricardo is not correct because the temperature is actually getting colder (idk if I need to explain it more). The difference is -12 F
Answer:
Don't put it on the news because it's a high risk personnel?
Answer: Um i would do the first one cause i like money but the secound seem's fine to me
Step-by-step explanation:
HOPE THAT HELP'S!!!!!!!!!!!!!!!!!!!!!!!!!