4(3x)+x=-13

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Solution for 4(3x)+x=-13 equation: 


Simplifying
4(3x) + x = -13

Remove parenthesis around (3x)
4 * 3x + x = -13

Multiply 4 * 3
12x + x = -13

Combine like terms: 12x + x = 13x
13x = -13

Solving
13x = -13

Solving for variable 'x'.

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

Divide each side by '13'.
x = -1

Simplifying
x = -1

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