Answer:
3w+7
c^2 + 4c - 3
Explanation:
8v+w+7-8v+2w
8v-8v +w+2w +7
0+3w+7
4c^2+6c-3c^2-2c-3
4c^2-3c^2 + 6c-2c -3
c^2+4c-3
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