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9 November, 16:00

An equilateral triangle has a side length represented by the expression 4x+3. If the perimeter is 189 units, what value does x represent?

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  1. 9 November, 16:13
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    4x+3+4x+3+4x+3=189

    12x+9=189

    12x=180

    x=15
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