(12b^2+4)-(-8b^2)=

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Solution for (12b^2+4)-(-8b^2)= equation:


Simplifying
(12b2 + 4) + -1(-8b2) = 0

Reorder the terms:
(4 + 12b2) + -1(-8b2) = 0

Remove parenthesis around (4 + 12b2)
4 + 12b2 + -1(-8b2) = 0

Remove parenthesis around (-8b2)
4 + 12b2 + -1 * -8b2 = 0

Multiply -1 * -8
4 + 12b2 + 8b2 = 0

Combine like terms: 12b2 + 8b2 = 20b2
4 + 20b2 = 0

Solving
4 + 20b2 = 0

Solving for variable 'b'.

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

Add '-4' to each side of the equation.
4 + -4 + 20b2 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 20b2 = 0 + -4
20b2 = 0 + -4

Combine like terms: 0 + -4 = -4
20b2 = -4

Divide each side by '20'.
b2 = -0.2

Simplifying
b2 = -0.2

Reorder the terms:
0.2 + b2 = -0.2 + 0.2

Combine like terms: -0.2 + 0.2 = 0.0
0.2 + b2 = 0.0

The solution to this equation could not be determined.

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