2(3x-9)-3=2(x-4)-1

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Solution for 2(3x-9)-3=2(x-4)-1 equation:


Simplifying
2(3x + -9) + -3 = 2(x + -4) + -1

Reorder the terms:
2(-9 + 3x) + -3 = 2(x + -4) + -1
(-9 * 2 + 3x * 2) + -3 = 2(x + -4) + -1
(-18 + 6x) + -3 = 2(x + -4) + -1

Reorder the terms:
-18 + -3 + 6x = 2(x + -4) + -1

Combine like terms: -18 + -3 = -21
-21 + 6x = 2(x + -4) + -1

Reorder the terms:
-21 + 6x = 2(-4 + x) + -1
-21 + 6x = (-4 * 2 + x * 2) + -1
-21 + 6x = (-8 + 2x) + -1

Reorder the terms:
-21 + 6x = -8 + -1 + 2x

Combine like terms: -8 + -1 = -9
-21 + 6x = -9 + 2x

Solving
-21 + 6x = -9 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-21 + 6x + -2x = -9 + 2x + -2x

Combine like terms: 6x + -2x = 4x
-21 + 4x = -9 + 2x + -2x

Combine like terms: 2x + -2x = 0
-21 + 4x = -9 + 0
-21 + 4x = -9

Add '21' to each side of the equation.
-21 + 21 + 4x = -9 + 21

Combine like terms: -21 + 21 = 0
0 + 4x = -9 + 21
4x = -9 + 21

Combine like terms: -9 + 21 = 12
4x = 12

Divide each side by '4'.
x = 3

Simplifying
x = 3

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