3x+15-4=-7-12

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Solution for 3x+15-4=-7-12 equation:


Simplifying
3x + 15 + -4 = -7 + -12

Reorder the terms:
15 + -4 + 3x = -7 + -12

Combine like terms: 15 + -4 = 11
11 + 3x = -7 + -12

Combine like terms: -7 + -12 = -19
11 + 3x = -19

Solving
11 + 3x = -19

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 3x = -19 + -11

Combine like terms: 11 + -11 = 0
0 + 3x = -19 + -11
3x = -19 + -11

Combine like terms: -19 + -11 = -30
3x = -30

Divide each side by '3'.
x = -10

Simplifying
x = -10

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