Question

решите уравнение 2 13х-2 35=1 215

Answer 1

$2 frac{1}{3}x - 2 frac{3}{5} = 1 frac{2}{15}$

$frac{7}{3} x - frac{13}{5} = frac{17}{15}$

$35x - 39 = 17$

$35x = 17 + 39$

$35x = 56$

$x = frac{8}{5} = 1 frac{3}{5} = 1.6$

$x = 1.6$

Answer 2

спасибо