82=-x+4(x+7)

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Solution for 82=-x+4(x+7) equation:


Simplifying
82 = -1x + 4(x + 7)

Reorder the terms:
82 = -1x + 4(7 + x)
82 = -1x + (7 * 4 + x * 4)
82 = -1x + (28 + 4x)

Reorder the terms:
82 = 28 + -1x + 4x

Combine like terms: -1x + 4x = 3x
82 = 28 + 3x

Solving
82 = 28 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
82 + -3x = 28 + 3x + -3x

Combine like terms: 3x + -3x = 0
82 + -3x = 28 + 0
82 + -3x = 28

Add '-82' to each side of the equation.
82 + -82 + -3x = 28 + -82

Combine like terms: 82 + -82 = 0
0 + -3x = 28 + -82
-3x = 28 + -82

Combine like terms: 28 + -82 = -54
-3x = -54

Divide each side by '-3'.
x = 18

Simplifying
x = 18

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