6) The perimeter of a triangle is 95 cm. The sides of the triangle are labeled 1, 2, and 3. The 2nd side is four less than three times the length of the 1st side. The 3rd side is five more than the length of the 1st side. Let n = the length of the 1st side in centimeters a) Write an expression that represents the length of the 2nd side. Express your answer in terms of n. Do not introduce another variable. b) Write an expression that represents the length of the 3rd side. Express your answer in terms of n. Do not introduce another variable.

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