-0.5[x-4.2]=64

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Solution for -0.5[x-4.2]=64 equation:


Simplifying
-0.5[x + -4.2] = 64

Reorder the terms:
-0.5[-4.2 + x] = 64
[-4.2 * -0.5 + x * -0.5] = 64
[2.1 + -0.5x] = 64

Solving
2.1 + -0.5x = 64

Solving for variable 'x'.

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

Add '-2.1' to each side of the equation.
2.1 + -2.1 + -0.5x = 64 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + -0.5x = 64 + -2.1
-0.5x = 64 + -2.1

Combine like terms: 64 + -2.1 = 61.9
-0.5x = 61.9

Divide each side by '-0.5'.
x = -123.8

Simplifying
x = -123.8

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