Hey there! :)
-(3x)² + 3 = -6
Simplify.
-(9x²) + 3 = -6
-9x² + 3 = -6
Subtract 3 from both sides.
-9x² = -6 - 3
-9x² = -9
Divide -9 from both sides.
-9x² ÷ -9 = -9 ÷ -9
x² = 1
So, x = 1 OR x = -1
~Hope I helped!~
