Hello.
The anser is: -4
Step 1: Simplify both sides of the equation.
3(x+4)−x=4
(3)(x)+(3)(4)+−x=4(Distribute)
3x+12+−x=4
(3x+−x)+(12)=4(Combine Like Terms)
2x+12=4
2x+12=4
Step 2: Subtract 12 from both sides.
2x+12−12=4−12
2x=−8
Step 3: Divide both sides by 2.
2x/2=−8/2
=-4
have a nide day