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larisa [96]
3 years ago
8

Determine the perimeter of the triangle. 3x x + 6 5x – 7

Mathematics
1 answer:
Gekata [30.6K]3 years ago
8 0

Answer:

9x-1

Step-by-step explanation:

The perimeter of the triangle is adding up all 3 sides.

(3x)+(x+6)+(5x-7)=P

9x-1 = perimeter

All I have done is combine like terms.

If there is a... x = something, replace x with the number.

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It is written like this rise/run.

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4 0
3 years ago
What does<br> 9 x 2/5 equal​
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Answer:

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