Math, asked by sv3126631, 5 hours ago

-7x^2+18x^2+3x^2-5x^2​

Answers

Answered by AishwaryaMath
1

Answer:

9x²

Step-by-step explanation:

=18x²+3x²-7x²-5x²

=21x²-12x²

=9x²

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