Question

Quanto e:
5× - 3 = 2 x + 9

Answer 1

$\Large\boxed{\begin{array}{l}\sf5x-3=2x+9\\\sf 5x-2x=9+3\\\sf3x=12\\\sf x=\dfrac{12}{3}\\\\\sf x=4\end{array}}$

Answer 2

$\sf5x-3=2x+9$

$\sf5x-2x=9+3$

$\sf3x=12$

$\sf x=\dfrac{12}{3}$

$\red{\sf x=4}$