Question: Add the polynomials. Assume all variable exponents represent whole numbers. (-9x7 +16x+8) + (5x7 - 20x4 - 18) OA. -4x-4x4-26 OB. -18x11 O c.
Add the polynomials. Assume all variable exponents represent whole numbers. (-9x7 +16x+8) + (5x7 - 20x4 - 18) OA. -4x-4x4-26 OB. -18x11 O c. -4x-11x4-26 OD. -4x-4x4-10
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