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An art class is making a mural for their school which has a triangle drawn in the middle. The length of the bottom of the triangle is x. Another side is 9 more than three times the length of the bottom of the triangle. The last side is 7 more than the bottom of the triangle. Write and simplify an expression for the perimeter of the triangle.

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i think that’s right uhm hope it helps!!
An art class is making a mural for their school which has a triangle drawn in the-example-1
User Christos Karapapas
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