2e^2+4=9

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Solution for 2e^2+4=9 equation: 


Simplifying
2e2 + 4 = 9

Reorder the terms:
4 + 2e2 = 9

Solving
4 + 2e2 = 9

Solving for variable 'e'.

Move all terms containing e to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + 2e2 = 9 + -4

Combine like terms: 4 + -4 = 0
0 + 2e2 = 9 + -4
2e2 = 9 + -4

Combine like terms: 9 + -4 = 5
2e2 = 5

Divide each side by '2'.
e2 = 2.5

Simplifying
e2 = 2.5

Take the square root of each side:
e = {-1.58113883, 1.58113883}

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