Answer:
x=7
Step-by-step explanation:
W(x)=3x-7
w(x)=14
3x-7=14
isolate x
3x=21
X=7. it's easy you just do 14+7 which equals 21. Then you have 21=3x so you divide 21 by 3 which gives you 7 and to check the problem you multiply 3 to 7 and subtract 7 from 21 and you should get 14.
