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EastWind [94]
3 years ago
9

I would appreciate it if you help me pls asap !!

Mathematics
2 answers:
masha68 [24]3 years ago
7 0

Answer:

BC= 20 units

Step-by-step explanation:

Since ∆ ABC is an equilateral triangle, all the sides are equal in length.

AC= BC

=>-y+23= 6y+2

=>-y-6y= 2-23

=>-7y= -21

=>y= 21/7

=>y= 3

BC = 6y+2 = 6(3)+2 = 18+2 = 20 units

Gekata [30.6K]3 years ago
3 0
The answer is 20 units
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