Choose the answer based on the most efficient method as presented in the lesson.
if the first step in the solution of the equation -9 + x = 5x - 7 is "subtract x," then what should the next step be?

it is c, trust i got your back lol

step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

hm let me think hm think think hm think yes