Question

очень срооочно!!
$45 div 3 frac{6}{13} - 13.6 + 1 frac{3}{8}$
3,6+0,2х=0,3х+1,2

Answer 1

1) $frac{45}{3 frac{6}{13} } = frac{45}{ frac{45}{13} } = 45 * frac{13}{45} = 13$

2) 3.6+0.2х=0.3х+1.2
3.6 - 1.2 = 0.3x - 0.2x
2.4 = 0.1x
24 = x