Te length of the second side of a triangle is 2 inches less than the length of t

Question

Te length of the second side of a triangle is 2 inches less than the length of the first side. The length of the third side is 12 inches more than the length of the first side. The perimeter of the triangle is 73 inches. Find the length of each side of the triangle. Please explain how you worked it out
Te length of the second side of a triangle is 2 inches less than the length of the first side. The length of the third side is 12 inches more than the length of the first side. The perimeter of the triangle is 73 inches. Find the length of each side of the triangle. Please explain how you worked it out

Explanation / Answer

Side 1 = x Side 2 = x-2 Side 3 = x + 12 73 = x + x - 2 + x + 12 the same as 73 = 3x + 10 subtract 10 from each side 63 = 3x divide 3 to each side 21 = x Substitute X Side 1 = 21 Side 2 = 21-2 = 19 Side 3 = 21 + 12 = 33

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