Greetings!
To solve for [tex]5-5x=14-8x[/tex]...
Add 5x to both sides.
[tex](5-5x)+5x=(14-8x)+5x[/tex]
Add like terms.
[tex]5=14-3x[/tex]
Add -14 to both sides.
[tex](5)+(-14)=(14-3x)+(-14)[/tex]
Simplify.
[tex]-9=-3x[/tex]
Divide both sides by -3.
[tex](-9)/-3=(-3x)/-3[/tex]
Simplify.
[tex]x=3[/tex]
The answer is: x=3
Hope this helps.
-Benjamin