3X^2+30x=21

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Solution for 3X^2+30x=21 equation:


Simplifying
3X2 + 30x = 21

Solving
3X2 + 30x = 21

Solving for variable 'X'.

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

Add '-30x' to each side of the equation.
3X2 + 30x + -30x = 21 + -30x

Combine like terms: 30x + -30x = 0
3X2 + 0 = 21 + -30x
3X2 = 21 + -30x

Divide each side by '3'.
X2 = 7 + -10x

Simplifying
X2 = 7 + -10x

Reorder the terms:
-7 + X2 + 10x = 7 + -10x + -7 + 10x

Reorder the terms:
-7 + X2 + 10x = 7 + -7 + -10x + 10x

Combine like terms: 7 + -7 = 0
-7 + X2 + 10x = 0 + -10x + 10x
-7 + X2 + 10x = -10x + 10x

Combine like terms: -10x + 10x = 0
-7 + X2 + 10x = 0

The solution to this equation could not be determined.

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