3(x-9)+5x=12

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Solution for 3(x-9)+5x=12 equation:


Simplifying
3(x + -9) + 5x = 12

Reorder the terms:
3(-9 + x) + 5x = 12
(-9 * 3 + x * 3) + 5x = 12
(-27 + 3x) + 5x = 12

Combine like terms: 3x + 5x = 8x
-27 + 8x = 12

Solving
-27 + 8x = 12

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + 8x = 12 + 27

Combine like terms: -27 + 27 = 0
0 + 8x = 12 + 27
8x = 12 + 27

Combine like terms: 12 + 27 = 39
8x = 39

Divide each side by '8'.
x = 4.875

Simplifying
x = 4.875

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