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12-04-2018
Mathematics

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3x-20°+2x=90 what is x?

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12-04-2018

3x + 20 + 2x = 90 | Equation
5x + 20 = 90 | Combine like terms
5x = 70 | Take away 20 from both sides
x = 14 | Divide by 5 on both sides

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