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Simplifying
30x2 + 9 = 25
Reorder the terms:
9 + 30x2 = 25
Solving
9 + 30x2 = 25
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-9' to each side of the equation.
9 + -9 + 30x2 = 25 + -9
Combine like terms: 9 + -9 = 0
0 + 30x2 = 25 + -9
30x2 = 25 + -9
Combine like terms: 25 + -9 = 16
30x2 = 16
Divide each side by '30'.
x2 = 0.5333333333
Simplifying
x2 = 0.5333333333
Take the square root of each side:
x = {-0.730296743, 0.730296743}
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