(-7x² + 3) + (4x² + 2x - 1)
-7x² + 3 + 4x² + 2x - 1
(-7x² + 4x²) + (3 - 1) + 2x collect like terms
-3x² + 2x + 2
hope this helps, God bless!
Answer:
i think 30
Step-by-step explanation:
area of a triangle is ½bh
Maybe just leave it and ask about it later
Answer: -4F and 3
Explanation: combine -F and -3F makes -4F and 14 - 11 = 3
