Answer:
x = 2
Step-by-step explanation:
Given
2x^2-5+1=3
Combine like terms
-5 + 1 = -4
2x^2 - 4 = 4
Add 4 to both sides
2x^2 = 8
Divide both sides by 2
8/2 = 4
Simplify
x^2 = 4
Square both sides
[tex]\sqrt{x^2} = x[/tex]
[tex]\sqrt{4}=2[/tex]
Simplify
x = 2
Answer
x = 2