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PIT_PIT [208]
3 years ago
6

What is it.........................

Mathematics
1 answer:
tangare [24]3 years ago
6 0

Answer:

x = 4.5

Step-by-step explanation:

Since the perimeters are equal , then the equation relating them is

2x + 3 + 2x - 3 + x = x + 3 + x + 3 + x + 3 , that is

5x = 3x + 9 ( subtract 3x from both sides )

2x = 9 ( divide both sides by 2 )

x = 4.5

 

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