add the following 5x-3x+4z, 2-8x+5x, and 13x-9x+6
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Answer:(-5x2 - 8x + 7) - (5x2 - 4)
= -5x2 - 8x + 7 - 5x2 + 4
= -5x2 - 5x2 - 8x + 7 + 4
= -10x2 – 8x + 11
Answer: -10x2 – 8x + 11
Step-by-step explanation:
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