5x-3(2x+4)=3(x-9)

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Solution for 5x-3(2x+4)=3(x-9) equation:


Simplifying
5x + -3(2x + 4) = 3(x + -9)

Reorder the terms:
5x + -3(4 + 2x) = 3(x + -9)
5x + (4 * -3 + 2x * -3) = 3(x + -9)
5x + (-12 + -6x) = 3(x + -9)

Reorder the terms:
-12 + 5x + -6x = 3(x + -9)

Combine like terms: 5x + -6x = -1x
-12 + -1x = 3(x + -9)

Reorder the terms:
-12 + -1x = 3(-9 + x)
-12 + -1x = (-9 * 3 + x * 3)
-12 + -1x = (-27 + 3x)

Solving
-12 + -1x = -27 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-12 + -1x + -3x = -27 + 3x + -3x

Combine like terms: -1x + -3x = -4x
-12 + -4x = -27 + 3x + -3x

Combine like terms: 3x + -3x = 0
-12 + -4x = -27 + 0
-12 + -4x = -27

Add '12' to each side of the equation.
-12 + 12 + -4x = -27 + 12

Combine like terms: -12 + 12 = 0
0 + -4x = -27 + 12
-4x = -27 + 12

Combine like terms: -27 + 12 = -15
-4x = -15

Divide each side by '-4'.
x = 3.75

Simplifying
x = 3.75

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