The sum of the polynomial (x 3+ 5x2 - 3x -7) and (3x-5x2 -x 3+8) is [(8x-2x2 -x 3+6), (3x-7x2 -x 3+6), (0x-0x2 -0x3+0), 1)
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Answer:
1.5x2=5x+6
10=5x+6
10-6=5x
4=5x
5x=4
x=5/4
Step-by-step explanation:
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