3x-(x+8)=-4

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Solution for 3x-(x+8)=-4 equation:


Simplifying
3x + -1(x + 8) = -4

Reorder the terms:
3x + -1(8 + x) = -4
3x + (8 * -1 + x * -1) = -4
3x + (-8 + -1x) = -4

Reorder the terms:
-8 + 3x + -1x = -4

Combine like terms: 3x + -1x = 2x
-8 + 2x = -4

Solving
-8 + 2x = -4

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 2x = -4 + 8

Combine like terms: -8 + 8 = 0
0 + 2x = -4 + 8
2x = -4 + 8

Combine like terms: -4 + 8 = 4
2x = 4

Divide each side by '2'.
x = 2

Simplifying
x = 2

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