14x^2+5+-[7(x^2-2)+4]=

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Solution for 14x^2+5+-[7(x^2-2)+4]= equation:


Simplifying
14x2 + 5 + -1[7(x2 + -2) + 4] = 0

Reorder the terms:
14x2 + 5 + -1[7(-2 + x2) + 4] = 0
14x2 + 5 + -1[(-2 * 7 + x2 * 7) + 4] = 0
14x2 + 5 + -1[(-14 + 7x2) + 4] = 0

Reorder the terms:
14x2 + 5 + -1[-14 + 4 + 7x2] = 0

Combine like terms: -14 + 4 = -10
14x2 + 5 + -1[-10 + 7x2] = 0
14x2 + 5 + [-10 * -1 + 7x2 * -1] = 0
14x2 + 5 + [10 + -7x2] = 0

Reorder the terms:
5 + 10 + 14x2 + -7x2 = 0

Combine like terms: 5 + 10 = 15
15 + 14x2 + -7x2 = 0

Combine like terms: 14x2 + -7x2 = 7x2
15 + 7x2 = 0

Solving
15 + 7x2 = 0

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 7x2 = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 7x2 = 0 + -15
7x2 = 0 + -15

Combine like terms: 0 + -15 = -15
7x2 = -15

Divide each side by '7'.
x2 = -2.142857143

Simplifying
x2 = -2.142857143

Reorder the terms:
2.142857143 + x2 = -2.142857143 + 2.142857143

Combine like terms: -2.142857143 + 2.142857143 = 0.000000000
2.142857143 + x2 = 0.000000000

The solution to this equation could not be determined.

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