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What is the value for x if the perimeter is 45

What is the value for x if the perimeter is 45-example-1

1 Answer

1 vote

Answer:

11

Explanation:

Perimeter of the triangle = 45

x + x + 7 + x + 5 = 45

3x + 12 = 45

3x = 45 - 12

3x = 33

x = 33 /3

x = 11

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