7x+3(2+x)=12x

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Solution for 7x+3(2+x)=12x equation:


Simplifying
7x + 3(2 + x) = 12x
7x + (2 * 3 + x * 3) = 12x
7x + (6 + 3x) = 12x

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

Combine like terms: 7x + 3x = 10x
6 + 10x = 12x

Solving
6 + 10x = 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.
6 + 10x + -12x = 12x + -12x

Combine like terms: 10x + -12x = -2x
6 + -2x = 12x + -12x

Combine like terms: 12x + -12x = 0
6 + -2x = 0

Add '-6' to each side of the equation.
6 + -6 + -2x = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -2x = 0 + -6
-2x = 0 + -6

Combine like terms: 0 + -6 = -6
-2x = -6

Divide each side by '-2'.
x = 3

Simplifying
x = 3

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