Hello :)
3x+y=27
-3x+4y= -42
+____________
(3x -3x) + (y+4y) = (27-42)
0 + 5y = -15
y = -3
Put "-3" for "y" in the system:
3x + y =27
3x -3=27
3x = 30
x = 10
Answer = x:10 y: -3
Have a nice day :)
Answer:
x×25+y×14.5( greater than or equal to symbol)250
Answer:
x=32 hope it helps, if it does can i get 5.0 or brainliest
Step-by-step explanation:
Answer:
A: Not sure what A is called sorry. B is called the outliner. He could be generally better at the subject and understood it more, he could have cheated on his test. He could have simply guessed and got lucky.
B: The longer he/she spent on social media the worse their test scores became.
Step-by-step explanation:
