4x^2+12s+9=0

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Solution for 4x^2+12s+9=0 equation:


Simplifying
4x2 + 12s + 9 = 0

Reorder the terms:
9 + 12s + 4x2 = 0

Solving
9 + 12s + 4x2 = 0

Solving for variable 's'.

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

Add '-9' to each side of the equation.
9 + 12s + -9 + 4x2 = 0 + -9

Reorder the terms:
9 + -9 + 12s + 4x2 = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 12s + 4x2 = 0 + -9
12s + 4x2 = 0 + -9

Combine like terms: 0 + -9 = -9
12s + 4x2 = -9

Add '-4x2' to each side of the equation.
12s + 4x2 + -4x2 = -9 + -4x2

Combine like terms: 4x2 + -4x2 = 0
12s + 0 = -9 + -4x2
12s = -9 + -4x2

Divide each side by '12'.
s = -0.75 + -0.3333333333x2

Simplifying
s = -0.75 + -0.3333333333x2

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