9x(x+2)=4+18x

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Solution for 9x(x+2)=4+18x equation:


Simplifying
9x(x + 2) = 4 + 18x

Reorder the terms:
9x(2 + x) = 4 + 18x
(2 * 9x + x * 9x) = 4 + 18x
(18x + 9x2) = 4 + 18x

Add '-18x' to each side of the equation.
18x + -18x + 9x2 = 4 + 18x + -18x

Combine like terms: 18x + -18x = 0
0 + 9x2 = 4 + 18x + -18x
9x2 = 4 + 18x + -18x

Combine like terms: 18x + -18x = 0
9x2 = 4 + 0
9x2 = 4

Solving
9x2 = 4

Solving for variable 'x'.

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

Divide each side by '9'.
x2 = 0.4444444444

Simplifying
x2 = 0.4444444444

Take the square root of each side:
x = {-0.666666667, 0.666666667}

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