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Simplifying
3x2 + 5 = 210
Reorder the terms:
5 + 3x2 = 210
Solving
5 + 3x2 = 210
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-5' to each side of the equation.
5 + -5 + 3x2 = 210 + -5
Combine like terms: 5 + -5 = 0
0 + 3x2 = 210 + -5
3x2 = 210 + -5
Combine like terms: 210 + -5 = 205
3x2 = 205
Divide each side by '3'.
x2 = 68.33333333
Simplifying
x2 = 68.33333333
Take the square root of each side:
x = {-8.266397845, 8.266397845}
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