3(X-4)+6X=51

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Solution for 3(X-4)+6X=51 equation: 


Simplifying
3(X + -4) + 6X = 51

Reorder the terms:
3(-4 + X) + 6X = 51
(-4 * 3 + X * 3) + 6X = 51
(-12 + 3X) + 6X = 51

Combine like terms: 3X + 6X = 9X
-12 + 9X = 51

Solving
-12 + 9X = 51

Solving for variable 'X'.

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

Add '12' to each side of the equation.
-12 + 12 + 9X = 51 + 12

Combine like terms: -12 + 12 = 0
0 + 9X = 51 + 12
9X = 51 + 12

Combine like terms: 51 + 12 = 63
9X = 63

Divide each side by '9'.
X = 7

Simplifying
X = 7

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