Answer:
The correct answer is D. 3x² - x + 3
Step-by-step explanation:
4x² - x + 6 - (x² + 3)
= 4x² - x² - x + 6 - 3
= 3x² - x + 3
There are 150 9th graders and 300 10th graders
nA.Replace ''the difference with subtraction
B.Replace''the number of serving '' with a variable x.
C.Replace ''four'' with 4.
Step-by-step explanation: .
It is not 90 degrees it is 87
It a because negative times a negative is a positive
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