5x+9=2(4x)

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Solution for 5x+9=2(4x) equation:


Simplifying
5x + 9 = 2(4x)

Reorder the terms:
9 + 5x = 2(4x)

Remove parenthesis around (4x)
9 + 5x = 2 * 4x

Multiply 2 * 4
9 + 5x = 8x

Solving
9 + 5x = 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
9 + 5x + -8x = 8x + -8x

Combine like terms: 5x + -8x = -3x
9 + -3x = 8x + -8x

Combine like terms: 8x + -8x = 0
9 + -3x = 0

Add '-9' to each side of the equation.
9 + -9 + -3x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -3x = 0 + -9
-3x = 0 + -9

Combine like terms: 0 + -9 = -9
-3x = -9

Divide each side by '-3'.
x = 3

Simplifying
x = 3

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