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IrinaK [193]
3 years ago
12

Help please!!!!!! and explanation if possible

Mathematics
1 answer:
loris [4]3 years ago
6 0
The correct answer is 3



the triangle sides are equal. so :
4x - 1 = 2x + 5 \\ 4x - 2x = 1 + 5 \\ 2x = 6 \\ x =  \frac{6}{2}  = 3



good luck
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