# algebra

posted by
**SoccerStar**
.

***show work

evaluate the expression:

7^-6 (-6)^-9

simplify the expression. write your answer using only positive exponents.

4x^-2*-x -2a^0*a^2

posted by
**SoccerStar**
.

***show work

evaluate the expression:

7^-6 (-6)^-9

simplify the expression. write your answer using only positive exponents.

4x^-2*-x -2a^0*a^2