Answer:
Circumference is 12.56
Area is 6.28
Step-by-step explanation:
4×3.14=12.56
2×3.14=6.28
The correct answer is D. 3x² - x + 3
4x² - x + 6 - (x² + 3)
= 4x² - x² - x + 6 - 3
= 3x² - x + 3
7x-11=-46
(7x-11)+11=-46+11
X = -5