7x+3+4x+6=12x-3

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Solution for 7x+3+4x+6=12x-3 equation:


Simplifying
7x + 3 + 4x + 6 = 12x + -3

Reorder the terms:
3 + 6 + 7x + 4x = 12x + -3

Combine like terms: 3 + 6 = 9
9 + 7x + 4x = 12x + -3

Combine like terms: 7x + 4x = 11x
9 + 11x = 12x + -3

Reorder the terms:
9 + 11x = -3 + 12x

Solving
9 + 11x = -3 + 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.
9 + 11x + -12x = -3 + 12x + -12x

Combine like terms: 11x + -12x = -1x
9 + -1x = -3 + 12x + -12x

Combine like terms: 12x + -12x = 0
9 + -1x = -3 + 0
9 + -1x = -3

Add '-9' to each side of the equation.
9 + -9 + -1x = -3 + -9

Combine like terms: 9 + -9 = 0
0 + -1x = -3 + -9
-1x = -3 + -9

Combine like terms: -3 + -9 = -12
-1x = -12

Divide each side by '-1'.
x = 12

Simplifying
x = 12

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