Question 301027
Teacher 1=4x
Teacher 2=x
2(x+6)=4x+6
2x+12=4x+6
2x-4x=6-12
-2x=-6
x=-6/-2
x=3 years experience for Teacher 2.
4*3=12 years experience for teacher 1.
Proof:
2(3+6)=4*3+6
2*9=12+6
18=18