7(x+9)=12x-103

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Solution for 7(x+9)=12x-103 equation:


Simplifying
7(x + 9) = 12x + -103

Reorder the terms:
7(9 + x) = 12x + -103
(9 * 7 + x * 7) = 12x + -103
(63 + 7x) = 12x + -103

Reorder the terms:
63 + 7x = -103 + 12x

Solving
63 + 7x = -103 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
63 + 7x + -12x = -103 + 12x + -12x

Combine like terms: 7x + -12x = -5x
63 + -5x = -103 + 12x + -12x

Combine like terms: 12x + -12x = 0
63 + -5x = -103 + 0
63 + -5x = -103

Add '-63' to each side of the equation.
63 + -63 + -5x = -103 + -63

Combine like terms: 63 + -63 = 0
0 + -5x = -103 + -63
-5x = -103 + -63

Combine like terms: -103 + -63 = -166
-5x = -166

Divide each side by '-5'.
x = 33.2

Simplifying
x = 33.2

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