# algebra

posted by
**kevin**
.

evaluate the expression for variables

-(4h-1)/1+h;h=2

/-4b-8/+/-1-b^2/+2b^3;b=-2

9c-6d+4c-3d

9/9-8x=2x+3

If anyone could please help me, these I have not been able to figure out. Any help is appreciated. Thank you