6x+34 +3x=7
X= is what

x = -3

Step-by-step explanation:

9x + 34 = 7

subtract both sides by 34

9x = 7 - 34

subtract

9x = -27

divide both sides by 9

x = -27/9

x = -3

pls mark brainliest

a. is correct

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!