Question

Can someboby plz help

Answer 1

this is the equation :
$2 x + 4 =35$
and x is:
$2 x + 4 = 35 \\ 2x = 35 - 4 = 31 \\ x = \frac{31}{2} = 15.5$
each checked bag weighs 15.5 kg

good luck