Question

Sendo a equação 2x-5=-5x+23, o valor de x será de ?

Answer 1

2x-5=-5x+23
2x+5x=23+5
7x=28
x=28/7
x=4
..
:D

Answer 2

$2x-5=-5x+23\\ \\ 2x+5x=23+5\\ \\ 7x=28\\ \\ x=\dfrac{28}{7}\\ \\ \boxed{x=4}$