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

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


Simplifying
12(x + 3) + -3(x + -7) = 3

Reorder the terms:
12(3 + x) + -3(x + -7) = 3
(3 * 12 + x * 12) + -3(x + -7) = 3
(36 + 12x) + -3(x + -7) = 3

Reorder the terms:
36 + 12x + -3(-7 + x) = 3
36 + 12x + (-7 * -3 + x * -3) = 3
36 + 12x + (21 + -3x) = 3

Reorder the terms:
36 + 21 + 12x + -3x = 3

Combine like terms: 36 + 21 = 57
57 + 12x + -3x = 3

Combine like terms: 12x + -3x = 9x
57 + 9x = 3

Solving
57 + 9x = 3

Solving for variable 'x'.

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

Add '-57' to each side of the equation.
57 + -57 + 9x = 3 + -57

Combine like terms: 57 + -57 = 0
0 + 9x = 3 + -57
9x = 3 + -57

Combine like terms: 3 + -57 = -54
9x = -54

Divide each side by '9'.
x = -6

Simplifying
x = -6

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