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6 December, 22:03

3x-20°+2x=90 what is x?

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  1. 6 December, 22:22
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    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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