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

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Solution for 6(x-5)+9=3(x-4) equation:


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

Reorder the terms:
6(-5 + x) + 9 = 3(x + -4)
(-5 * 6 + x * 6) + 9 = 3(x + -4)
(-30 + 6x) + 9 = 3(x + -4)

Reorder the terms:
-30 + 9 + 6x = 3(x + -4)

Combine like terms: -30 + 9 = -21
-21 + 6x = 3(x + -4)

Reorder the terms:
-21 + 6x = 3(-4 + x)
-21 + 6x = (-4 * 3 + x * 3)
-21 + 6x = (-12 + 3x)

Solving
-21 + 6x = -12 + 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.
-21 + 6x + -3x = -12 + 3x + -3x

Combine like terms: 6x + -3x = 3x
-21 + 3x = -12 + 3x + -3x

Combine like terms: 3x + -3x = 0
-21 + 3x = -12 + 0
-21 + 3x = -12

Add '21' to each side of the equation.
-21 + 21 + 3x = -12 + 21

Combine like terms: -21 + 21 = 0
0 + 3x = -12 + 21
3x = -12 + 21

Combine like terms: -12 + 21 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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