8x-(5x+4)=-31

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Solution for 8x-(5x+4)=-31 equation:


Simplifying
8x + -1(5x + 4) = -31

Reorder the terms:
8x + -1(4 + 5x) = -31
8x + (4 * -1 + 5x * -1) = -31
8x + (-4 + -5x) = -31

Reorder the terms:
-4 + 8x + -5x = -31

Combine like terms: 8x + -5x = 3x
-4 + 3x = -31

Solving
-4 + 3x = -31

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 3x = -31 + 4

Combine like terms: -4 + 4 = 0
0 + 3x = -31 + 4
3x = -31 + 4

Combine like terms: -31 + 4 = -27
3x = -27

Divide each side by '3'.
x = -9

Simplifying
x = -9

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