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Simplifying
x2 + 2x + 3 = 2x + 3
Reorder the terms:
3 + 2x + x2 = 2x + 3
Reorder the terms:
3 + 2x + x2 = 3 + 2x
Add '-3' to each side of the equation.
3 + 2x + -3 + x2 = 3 + -3 + 2x
Reorder the terms:
3 + -3 + 2x + x2 = 3 + -3 + 2x
Combine like terms: 3 + -3 = 0
0 + 2x + x2 = 3 + -3 + 2x
2x + x2 = 3 + -3 + 2x
Combine like terms: 3 + -3 = 0
2x + x2 = 0 + 2x
2x + x2 = 2x
Add '-2x' to each side of the equation.
2x + -2x + x2 = 2x + -2x
Combine like terms: 2x + -2x = 0
0 + x2 = 2x + -2x
x2 = 2x + -2x
Combine like terms: 2x + -2x = 0
x2 = 0
Solving
x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Simplifying
x2 = 0
Take the square root of each side:
x = {0}
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