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Find the sum of −8x−3-8x-3 and −7x2+2x+4-7x^2+2x+4.

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Full solution

Q. Find the sum of −8x−3-8x-3 and −7x2+2x+4-7x^2+2x+4.
  1. Combine like terms: Combine like terms from both polynomials.\newline−8x−3+(−7x2+2x+4)-8x - 3 + (-7x^2 + 2x + 4)\newline=−7x2+(−8x+2x)+(−3+4)= -7x^2 + (-8x + 2x) + (-3 + 4)\newline=−7x2−6x+1= -7x^2 - 6x + 1

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