alexisjulie10 alexisjulie10

19-03-2018
Mathematics

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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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2018bbenzenhafe 2018bbenzenhafe

19-03-2018

4x+3+4x+3+4x+3=189
12x+9=189
12x=180
x=15

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