20-03-2019
Mathematics

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please explain the errors in the question above

The math is adding and subtracting polynomials

please explain the errors in the question above The math is adding and subtracting polynomials class=

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20-03-2019

When subtracting parentheses, you need to subtract each value in the parentheses, not just the first.

(4x - 3) - (3x - 5)

4x - 3 - 3x - (-5)

4x - 3 - 3x + 5

x + 2

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