Question Number 74173 by Mr. K last updated on 19/Nov/19
Commented by Mr. K last updated on 19/Nov/19
$${Whats}\:{the}\:{perimeter}\:{of}\:{ABC}? \\ $$
Answered by mind is power last updated on 19/Nov/19
$$\mathrm{2}{x}−\mathrm{5}={x}+\mathrm{8}\Rightarrow{x}=\mathrm{13} \\ $$$${p}=\left(\mathrm{13}.\mathrm{2}\right)+\left(\mathrm{13}+\mathrm{8}\right).\mathrm{2}+\left(\mathrm{13}+\mathrm{1}\right).\mathrm{2}=\mathrm{96} \\ $$