(i) solve 12x2−9y+129−16x2(ii) Find the sum of 9my+10m2 and −9xy – InterviewSolution

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1.	(i) solve 12x2−9y+129−16x2(ii) Find the sum of 9my+10m2 and −9xy−20my2(iii) 56c−10c2 is subtracted from the sum of 10c2 and −96c2−23c. Find the desired result.
Answer» (i) solve $12 x^{2} - 9 y + 129 - 16 x^{2}$ (ii) Find the sum of $9 m y + 10 m^{2} a n d - 9 x y - 20 m y^{2}$ (iii) $56 c - 10 c^{2}$ is subtracted from the sum of $10 c^{2}$ and $- 96 c^{2} - 23 c$ . Find the desired result.

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