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Simplifying
6x + 9x2 + -19 = 6x + 4
Reorder the terms:
-19 + 6x + 9x2 = 6x + 4
Reorder the terms:
-19 + 6x + 9x2 = 4 + 6x
Add '-6x' to each side of the equation.
-19 + 6x + -6x + 9x2 = 4 + 6x + -6x
Combine like terms: 6x + -6x = 0
-19 + 0 + 9x2 = 4 + 6x + -6x
-19 + 9x2 = 4 + 6x + -6x
Combine like terms: 6x + -6x = 0
-19 + 9x2 = 4 + 0
-19 + 9x2 = 4
Solving
-19 + 9x2 = 4
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '19' to each side of the equation.
-19 + 19 + 9x2 = 4 + 19
Combine like terms: -19 + 19 = 0
0 + 9x2 = 4 + 19
9x2 = 4 + 19
Combine like terms: 4 + 19 = 23
9x2 = 23
Divide each side by '9'.
x2 = 2.555555556
Simplifying
x2 = 2.555555556
Take the square root of each side:
x = {-1.598610508, 1.598610508}
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