Two sides of a triangle measures ( 34 + 3x) cm and (4x + 5) cm. If the perimeter of the triangle is 40 cm, find the third side.
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Step-by-step explanation:
Perimeter = sum of all sides.
let, the third side = x.
40 = (34+3x)+(4x+5)+x
40= 39+8x
1 = 8x
1/8 = x
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what id the value of (x)?
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