7x-4=2(2x+8)-4

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Solution for 7x-4=2(2x+8)-4 equation:


Simplifying
7x + -4 = 2(2x + 8) + -4

Reorder the terms:
-4 + 7x = 2(2x + 8) + -4

Reorder the terms:
-4 + 7x = 2(8 + 2x) + -4
-4 + 7x = (8 * 2 + 2x * 2) + -4
-4 + 7x = (16 + 4x) + -4

Reorder the terms:
-4 + 7x = 16 + -4 + 4x

Combine like terms: 16 + -4 = 12
-4 + 7x = 12 + 4x

Solving
-4 + 7x = 12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-4 + 7x + -4x = 12 + 4x + -4x

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

Combine like terms: 4x + -4x = 0
-4 + 3x = 12 + 0
-4 + 3x = 12

Add '4' to each side of the equation.
-4 + 4 + 3x = 12 + 4

Combine like terms: -4 + 4 = 0
0 + 3x = 12 + 4
3x = 12 + 4

Combine like terms: 12 + 4 = 16
3x = 16

Divide each side by '3'.
x = 5.333333333

Simplifying
x = 5.333333333

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