Question

află nr necunoscut din expresiile:(a+27÷3)×5=95

Answer 1

$(a+27:3)*5=95$
$a+9=95:5$
$a+9=19$
$a=19-9$
$a=10$

$Proba:$
$<span>(10+27:3)*5=$
$(10+9)*5=$
$19*5=$
$95$

Answer 2

(a+9)x5=95
a+9=95:5
a+9=19
a=19-9
a=10
V: (10+27:3)x5=19x5=95