7(X-6)=3X+9

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Solution for 7(X-6)=3X+9 equation:


Simplifying
7(X + -6) = 3X + 9

Reorder the terms:
7(-6 + X) = 3X + 9
(-6 * 7 + X * 7) = 3X + 9
(-42 + 7X) = 3X + 9

Reorder the terms:
-42 + 7X = 9 + 3X

Solving
-42 + 7X = 9 + 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.
-42 + 7X + -3X = 9 + 3X + -3X

Combine like terms: 7X + -3X = 4X
-42 + 4X = 9 + 3X + -3X

Combine like terms: 3X + -3X = 0
-42 + 4X = 9 + 0
-42 + 4X = 9

Add '42' to each side of the equation.
-42 + 42 + 4X = 9 + 42

Combine like terms: -42 + 42 = 0
0 + 4X = 9 + 42
4X = 9 + 42

Combine like terms: 9 + 42 = 51
4X = 51

Divide each side by '4'.
X = 12.75

Simplifying
X = 12.75

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