-4x-4(-4x+9)=-64

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Solution for -4x-4(-4x+9)=-64 equation:


Simplifying
-4x + -4(-4x + 9) = -64

Reorder the terms:
-4x + -4(9 + -4x) = -64
-4x + (9 * -4 + -4x * -4) = -64
-4x + (-36 + 16x) = -64

Reorder the terms:
-36 + -4x + 16x = -64

Combine like terms: -4x + 16x = 12x
-36 + 12x = -64

Solving
-36 + 12x = -64

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 + 12x = -64 + 36

Combine like terms: -36 + 36 = 0
0 + 12x = -64 + 36
12x = -64 + 36

Combine like terms: -64 + 36 = -28
12x = -28

Divide each side by '12'.
x = -2.333333333

Simplifying
x = -2.333333333

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