Question

1+3*[3+4*(15+6*a)/18]=27
cum il aflu pe "a"

Answer 1

$<span>1+3(3+\frac{4(15+6a)}{18})=27$
$</span>3(3+\frac{4(15+6a)}{18})=26$
$<span>3+\frac{4(15+6a)}{18}=</span> \frac{26}{3}$
$<span>\frac{4(15+6a)}{18}=\frac{17}{3}$
$60+24a=102$
$24a=42$
$a=\frac{21}{12}$

Nu stiu de ce arata asa ciudat <span>