So 2x+12=5x-9
you want all of the unknowns on one side and all of the known values on the other or
subtract 2x from both sides
12=3x-9
add 9 to both sides
21=3x
divide both sides by 3
7=x
100/6 + w would be correct answer I think.
17.97 17.89 17.16 17.3 If I am correct.
Step-by-step explanation:
...hope it help u.... ..