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Simplifying
9x2 + -25 = 19
Reorder the terms:
-25 + 9x2 = 19
Solving
-25 + 9x2 = 19
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '25' to each side of the equation.
-25 + 25 + 9x2 = 19 + 25
Combine like terms: -25 + 25 = 0
0 + 9x2 = 19 + 25
9x2 = 19 + 25
Combine like terms: 19 + 25 = 44
9x2 = 44
Divide each side by '9'.
x2 = 4.888888889
Simplifying
x2 = 4.888888889
Take the square root of each side:
x = {-2.211083194, 2.211083194}
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