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alexdok [17]
3 years ago
15

(5x²+2) - (-4x²+7)+(-3x²-5)

Mathematics
1 answer:
svp [43]3 years ago
6 0

Answer:

6x^2   -10

Step-by-step explanation:

(5x²+2) - (-4x²+7)+(-3x²-5)

Distribute the minus sign

(5x²+2) +4x²-7 +(-3x²-5)

Combine like terms

5x²+4x²-3x²  +2-7-5

6x^2              -10

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