50-[(2-5x)-(16-4x)]=85

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Solution for 50-[(2-5x)-(16-4x)]=85 equation:


Simplifying
50 + -1[(2 + -5x) + -1(16 + -4x)] = 85

Remove parenthesis around (2 + -5x)
50 + -1[2 + -5x + -1(16 + -4x)] = 85
50 + -1[2 + -5x + (16 * -1 + -4x * -1)] = 85
50 + -1[2 + -5x + (-16 + 4x)] = 85

Reorder the terms:
50 + -1[2 + -16 + -5x + 4x] = 85

Combine like terms: 2 + -16 = -14
50 + -1[-14 + -5x + 4x] = 85

Combine like terms: -5x + 4x = -1x
50 + -1[-14 + -1x] = 85
50 + [-14 * -1 + -1x * -1] = 85
50 + [14 + 1x] = 85

Combine like terms: 50 + 14 = 64
64 + 1x = 85

Solving
64 + 1x = 85

Solving for variable 'x'.

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

Add '-64' to each side of the equation.
64 + -64 + 1x = 85 + -64

Combine like terms: 64 + -64 = 0
0 + 1x = 85 + -64
1x = 85 + -64

Combine like terms: 85 + -64 = 21
1x = 21

Divide each side by '1'.
x = 21

Simplifying
x = 21

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