KadiZ253243 KadiZ253243

28-10-2022
Mathematics

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Find the sum: (3x^2 - 4x + 8) + (x^2 + x - 5)

Find the sum 3x2 4x 8 x2 x 5 class=

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BlaykleeM580701 BlaykleeM580701

28-10-2022

4x² -3x +3

1) Adding those trinomials step by step

(3x² - 4x + 8) + (x² + x - 5) Remove the parentheses since there's no multiplication

3x²- 4x + 8 + x² + x - 5 Combine like terms

3x² +x² -4x +x +8 -5 Rewrite them orderly

4x² -3x +3

2) So the sum of those trinomials yields 4x² -3x +3

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