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Simplifying
2x2 + -5 = -4.05
Reorder the terms:
-5 + 2x2 = -4.05
Solving
-5 + 2x2 = -4.05
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '5' to each side of the equation.
-5 + 5 + 2x2 = -4.05 + 5
Combine like terms: -5 + 5 = 0
0 + 2x2 = -4.05 + 5
2x2 = -4.05 + 5
Combine like terms: -4.05 + 5 = 0.95
2x2 = 0.95
Divide each side by '2'.
x2 = 0.475
Simplifying
x2 = 0.475
Take the square root of each side:
x = {-0.689202438, 0.689202438}
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