raulerodriguez5 raulerodriguez5

15-01-2020
Mathematics

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How to solve -3x-9+15x

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dinonugs dinonugs

15-01-2020

simplify the variables, everything with the same variable gets combined. -3x+15x you take the symbol in front of both the numbers, so it would be -3+15 which is 12. then you put them together 12x-9, because the negative is in front of the 9. don’t forget your variables

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