Find the perimeter of the following equilateral triangle. All dimensions are given in centimetres.
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Answered by
2
Answer:
4x+9y+7
Step-by-step explanation:
Add the equations and you get the answer
Answered by
2
Answer:
4x + 9y + 7 = (number that you did not mention)
after substituting this equation with the previous equation you will get your answer.
give thanks if I helped you
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