Question

como fazer?

25x-17=10x+28

Answer 1

$25x - 17 = 10x + 28 \\ 25x - 10x = 28+ 17 \\ 15x = 45 \\ x = \frac{45}{15} \\ x = 3$

Answer 2

25x - 17 = 10x + 28
25x - 10x = 28 + 17
15x = 45
x = 45/15
x = 3

S = { 3 }