8x-4(x+9)=-56

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Solution for 8x-4(x+9)=-56 equation:


Simplifying
8x + -4(x + 9) = -56

Reorder the terms:
8x + -4(9 + x) = -56
8x + (9 * -4 + x * -4) = -56
8x + (-36 + -4x) = -56

Reorder the terms:
-36 + 8x + -4x = -56

Combine like terms: 8x + -4x = 4x
-36 + 4x = -56

Solving
-36 + 4x = -56

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 4x = -56 + 36

Combine like terms: -36 + 36 = 0
0 + 4x = -56 + 36
4x = -56 + 36

Combine like terms: -56 + 36 = -20
4x = -20

Divide each side by '4'.
x = -5

Simplifying
x = -5

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