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10-01-2019
Mathematics

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PLZ HELP AHH

Solve the equation:

1)−5x^3+x+2x^3=7−3x^3

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hienh4517 hienh4517

10-01-2019

First combine like term

(-5x^3+2x^3) + x = 7- 3x^3

After add -5x^3 and +2x^3 together because it has like term is equal -3x^3

-3x^3 + x = 7-3x^3

Plus -3x^3 from both side

Left x alone you get

X= 7

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