The incorrect answer is #5
-11.8+9.8= -2.0 or -2
So I guess this would look like this originally 113/10, then as a mixed number 11 3/10
ANSWER: 3x^2 + 6
4x^2 + 1 - (x^2 - 5) = 3x^2 + 6
Answer: (no promises this is exactly right)
-2r+6
Step-by-step explanation:
−3r+9+r+−3
=
(−3r+r)+(9+−3)
=
−2r+6