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29 September, 16:41

2 times x plus x plus 45 = 180

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  1. 29 September, 18:33
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    x = 45

    Step-by-step explanation:

    2x+x + 45 = 180

    Combine like terms

    3x+45 = 180

    subtract 45 from each side

    3x+45-45 = 180-45

    3x = 135

    Divide each side by 3

    3x/3 = 135/3

    x = 45
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