3 years ago

The triangle and the rectangle have the same perimeter. Find the value of x

1 answer:

5 0

X+5+x+6+x+7=2x-1+x+7+x+7+2x-1
3x+18=6x+12
18=3x+12
6=3x
2=x

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babunello [35]

--Answer--

The number is 8.
We verify:

x + 12 = 20
x = 20 - 12
x = 8

Regards !
I hope it helps you :)

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