Solve by square roots:
2x squared +11 = 131

x = ± 2

Step-by-step explanation:

Given

2x² + 11 = 131 ( subtract 11 from both sides )

2x² = 120 ( divide both sides by 2 )

x² = 60 ( take the square root of both sides )

x = ± = ± = ± 2

(4,5

look up a corrdinate plane and do what the thingy says and boom