The perimeter of the triangle is (12x - 7) un. Find the length of the missing side. CLEARLY SHOW YOUR WORK.
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4
Answer:
3x-3
Step-by-step explanation:
let the third side be side
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1
Answer: 3x -3
Step-by-step explanation: Add the sides-(x -8) + (8x +4)= 9x -4
Subtract the perimeter (12x -7) from 9x -4= 3x -3
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