Question Number 209695 by hardmath last updated on 18/Jul/24
$$\mathrm{If}: \\ $$$$\left(\mathrm{a}\:+\:\mathrm{b}\right)\centerdot\sqrt{\mathrm{2}}\:=\:\mathrm{7}\centerdot\left(\mathrm{a}−\mathrm{b}−\mathrm{4}\right) \\ $$$$\mathrm{Find}: \\ $$$$\left(\mathrm{2a}\:+\:\mathrm{b}\right)\:=\:? \\ $$
Answered by mr W last updated on 18/Jul/24
$${no}\:{unique}\:{solution}! \\ $$$$\mathrm{2}{a}+{b}\:{can}\:{be}\:{any}\:{value}! \\ $$
Commented by hardmath last updated on 19/Jul/24
$$\mathrm{thankyou}\:\mathrm{dearprofessor} \\ $$