Question

решите быстро уравнение 200 - (48: t)×45 = 20

Answer 1

 200 - (48: t)×45 = 20
200-(48*45:t)=20
200-2160:t-20=0
$frac{200t-2160-20t}{t}=0$
$180t-2160=0$
$180t=2160$
$t= frac{2160}{180}=12$
$t=12$

Answer 2

200-20=48*45/t t=(48*45)/180=48/4=12