AmiyiahP19782 AmiyiahP19782

31-10-2022
Mathematics

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in the diagram ABC is equal to DEC what is the value of x?

in the diagram ABC is equal to DEC what is the value of x class=

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DaliyahI32604 DaliyahI32604

31-10-2022

[tex]\begin{gathered} \frac{25}{5}=\frac{18-x}{x} \\ 25x=(18-x)\times5 \\ 25x=90-5x \\ 25x+5x=90-5x+5x \\ 30x=90 \\ \frac{30x}{30}=\frac{90}{30} \\ x=3 \end{gathered}[/tex]

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