The perimeter of a triangle $A B C$ is $70$ , if the sides are $x, 4 x, 5 x$ find $x$

6

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Solution

The correct option is B $7$
The sides are $x, 4 x, 5 x$
The perimeter is given as $x + 4 x + 5 x = 70 10 x = 70 x = 7$

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