2x+9=3(2x-1)

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Solution for 2x+9=3(2x-1) equation:


Simplifying
2x + 9 = 3(2x + -1)

Reorder the terms:
9 + 2x = 3(2x + -1)

Reorder the terms:
9 + 2x = 3(-1 + 2x)
9 + 2x = (-1 * 3 + 2x * 3)
9 + 2x = (-3 + 6x)

Solving
9 + 2x = -3 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
9 + 2x + -6x = -3 + 6x + -6x

Combine like terms: 2x + -6x = -4x
9 + -4x = -3 + 6x + -6x

Combine like terms: 6x + -6x = 0
9 + -4x = -3 + 0
9 + -4x = -3

Add '-9' to each side of the equation.
9 + -9 + -4x = -3 + -9

Combine like terms: 9 + -9 = 0
0 + -4x = -3 + -9
-4x = -3 + -9

Combine like terms: -3 + -9 = -12
-4x = -12

Divide each side by '-4'.
x = 3

Simplifying
x = 3

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