26laeardonnm 26laeardonnm

15-04-2021
Mathematics

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Choose the expression equivalent to (3.5x + 5.1) - (-2x-9)

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reagan1818 reagan1818

15-04-2021

3.5x + 5.1 - (-2x) - (-9) which is the same thing as saying: 3.5x + 5.1 + 2x + 9

reorder again and combine like terms

3.5x + 2x + 5.1 + 9
= 5.5x + 14.1

your answer should be 5.5x + 14.1, hope this helped you! :)

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