Question

HELP PLEASE, Medal will be GIVEN.

Thank you in ADVANCE Guys, please help me out.
this is the only question i dont know the answer out of 10.

find the linear equation

1. (x+2)/(x+3) = (x+4)/(x^2+x-6)+(x-3)/(x-2)

2. (5)/(7x)-3=(7/2x)+(3)/(14)

3. (1)/(3)(2x-(6)/(5))=1/2((x-4)/(3))

4. 2[2-(4+2x)=6[x-4(x+1)]