Question

[(51-a)+(92-48)]:9×8=56
(Prin rezolvare )

Answer 1

[(51-a)+(92-48)]:9×8=56
−72a+6840=56
−72a+6840−6840=56−6840
−72a=−6784
$\frac{-72a}{-72} = \frac{-6784}{-72}$
$a= \frac{848}{9}$