Question

решите уравнения!!!!!!!!

Answer 1

$\frac{x}{2.6} = \frac{19.5}{3} \\ 3x=19.5\cdot2.6\\ 3x=50.7 |:3\\ x=16.9$

Answer 2

x/2.6=19.5/3
3x=19.5: 2.6
3x=50.7: 3
x=16. 9