Respuesta :

creativekayden
You can combine terms that are followed by an X or that are plain numbers (ex -7x & -2x)

Answer:

add -7x and -2x which becomes -9x and yeah

the solution to the equation is about -0.524

Step-by-step explanation:

-7x+12-2x=23+13x

12-9x=23+13x

12=21x+23

-11=21x

-0.52380952=x