Answer:
x=7
AB = 42
BC = 18
Explanation:
We are given that
AB = 3(x+7)
BC = 2(x-3)
AC = 50
Assuming the B is lies on AC
AB + BC = AC
3(x+7) + 2(x-3) = 50
3x+21+2x-6=50
5x+15=50
5x=35
AB=3(7+7)=3*14=42
BC=2(7-3)=2*45=18
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