(2x²<span> + 3x - 4) + (8 - 3x) + (-5x</span>²<span> + 2)
= </span> 2x² + 3x - 4 + 8 - 3x - 5x² + 2
= -3x² + 6
= 3(-x² + 2)
Answer:
half hour
Step-by-step explanation:
Do 1 fourth times two
36 because if you add 21 + 15 you get 36. How by adding it all together. I hope this helped you bye