Question

решите уравнения у : 18 = 36 ; 15 х - 8 х = 483

Answer 1

$frac{y}{18} = 36 \ y = 36*18 = 648 \ \ 15x-8x=483 \ 7x=483 \ x=69$

Answer 2

1)у:18=36
у=18×36
у=648
2)15х-8х=483
7х=483
х=67