-4[7+4(-9+4)]+12=x

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Solution for -4[7+4(-9+4)]+12=x equation:


Simplifying
-4[7 + 4(-9 + 4)] + 12 = x

Combine like terms: -9 + 4 = -5
-4[7 + 4(-5)] + 12 = x

Multiply 4 * -5
-4[7 + -20] + 12 = x

Combine like terms: 7 + -20 = -13
-4[-13] + 12 = x

Multiply -4 * -13
52 + 12 = x

Combine like terms: 52 + 12 = 64
64 = x

Solving
64 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
64 + -1x = x + -1x

Combine like terms: x + -1x = 0
64 + -1x = 0

Add '-64' to each side of the equation.
64 + -64 + -1x = 0 + -64

Combine like terms: 64 + -64 = 0
0 + -1x = 0 + -64
-1x = 0 + -64

Combine like terms: 0 + -64 = -64
-1x = -64

Divide each side by '-1'.
x = 64

Simplifying
x = 64

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