C. Subtract the second polynomial from the first - 1. (8x + 4y) - (5x - 3y) = 2. (7x + 5y - 162) - (2x - 23y) = - 3. (87y2 – 52y + 16) - (96y2 - 52y +29) = 4. (8.7x2 + 3.972) - (2.7x2 - 1.3y2) = 5. (4abc - 19ab²c + 9a²bc - 23abc?) - (16abc + 35a²bc - 48abc?) = - - -​
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