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5 votes
Help me with this please

Help me with this please-example-1
User Vedang
by
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2 Answers

5 votes
The answer is 12 x your welcome
User Lutz Prechelt
by
7.2k points
2 votes

Answer:

12

Explanation:

The sum of two interior angles in a triangle is equal to an exterior angle

3x + 4 + 2x + 1 = 6x - 7 add like terms

5x + 5 = 6x - 7

5 + 7 = 6x - 5x

12 = x

User Hessam
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6.9k points