19x^2+6-[4(x^2-5)+9]=

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Solution for 19x^2+6-[4(x^2-5)+9]= equation:


Simplifying
19x2 + 6 + -1[4(x2 + -5) + 9] = 0

Reorder the terms:
19x2 + 6 + -1[4(-5 + x2) + 9] = 0
19x2 + 6 + -1[(-5 * 4 + x2 * 4) + 9] = 0
19x2 + 6 + -1[(-20 + 4x2) + 9] = 0

Reorder the terms:
19x2 + 6 + -1[-20 + 9 + 4x2] = 0

Combine like terms: -20 + 9 = -11
19x2 + 6 + -1[-11 + 4x2] = 0
19x2 + 6 + [-11 * -1 + 4x2 * -1] = 0
19x2 + 6 + [11 + -4x2] = 0

Reorder the terms:
6 + 11 + 19x2 + -4x2 = 0

Combine like terms: 6 + 11 = 17
17 + 19x2 + -4x2 = 0

Combine like terms: 19x2 + -4x2 = 15x2
17 + 15x2 = 0

Solving
17 + 15x2 = 0

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + 15x2 = 0 + -17

Combine like terms: 17 + -17 = 0
0 + 15x2 = 0 + -17
15x2 = 0 + -17

Combine like terms: 0 + -17 = -17
15x2 = -17

Divide each side by '15'.
x2 = -1.133333333

Simplifying
x2 = -1.133333333

Reorder the terms:
1.133333333 + x2 = -1.133333333 + 1.133333333

Combine like terms: -1.133333333 + 1.133333333 = 0.000000000
1.133333333 + x2 = 0.000000000

The solution to this equation could not be determined.

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