7X-3[x-4]=8

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Solution for 7X-3[x-4]=8 equation:


Simplifying
7X + -3[x + -4] = 8

Reorder the terms:
7X + -3[-4 + x] = 8
7X + [-4 * -3 + x * -3] = 8
7X + [12 + -3x] = 8

Reorder the terms:
12 + 7X + -3x = 8

Solving
12 + 7X + -3x = 8

Solving for variable 'X'.

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

Add '-12' to each side of the equation.
12 + 7X + -12 + -3x = 8 + -12

Reorder the terms:
12 + -12 + 7X + -3x = 8 + -12

Combine like terms: 12 + -12 = 0
0 + 7X + -3x = 8 + -12
7X + -3x = 8 + -12

Combine like terms: 8 + -12 = -4
7X + -3x = -4

Add '3x' to each side of the equation.
7X + -3x + 3x = -4 + 3x

Combine like terms: -3x + 3x = 0
7X + 0 = -4 + 3x
7X = -4 + 3x

Divide each side by '7'.
X = -0.5714285714 + 0.4285714286x

Simplifying
X = -0.5714285714 + 0.4285714286x

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