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Please help again, sorry for asking…

Please help again, sorry for asking…-example-1

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\text{BC}=6\text{x}+4\\\\\text{AC}=52\\\\\text{AB}=4\text{x}+8\\\\\text{AB}+\text{BC}=\text{AC}\\\\4\text{x}+8+6\text{x}+4=52\\\\10\text{x}+12=52 \ \ /-12\\\\10\text{x}=40 \ \ /:10\\\\\text{x}=4\\\\\text{BC}=6\cdot4+4=24+4=\boxed{28}

User Efim Rozovsky
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