Solve equations with monomials Precalculus

x=3

x=-3

x=9

x=-9

x=\pm2

x=4

x=2

x=\pm4

x=2

x=-2

x=\pm2

x=4

The equation has no solution in \mathbb{R}

x=-2

x=2

x=\pm2

x=-1

The equation has no solution in \mathbb{R}

x=1

x=\pm1

x=0 and x=2

x=0

x=\pm2

x=2

x=\pm3

x=-3

x=3

x=-9