4(2x-4)-(2x+8)=100

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Solution for 4(2x-4)-(2x+8)=100 equation:


Simplifying
4(2x + -4) + -1(2x + 8) = 100

Reorder the terms:
4(-4 + 2x) + -1(2x + 8) = 100
(-4 * 4 + 2x * 4) + -1(2x + 8) = 100
(-16 + 8x) + -1(2x + 8) = 100

Reorder the terms:
-16 + 8x + -1(8 + 2x) = 100
-16 + 8x + (8 * -1 + 2x * -1) = 100
-16 + 8x + (-8 + -2x) = 100

Reorder the terms:
-16 + -8 + 8x + -2x = 100

Combine like terms: -16 + -8 = -24
-24 + 8x + -2x = 100

Combine like terms: 8x + -2x = 6x
-24 + 6x = 100

Solving
-24 + 6x = 100

Solving for variable 'x'.

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

Add '24' to each side of the equation.
-24 + 24 + 6x = 100 + 24

Combine like terms: -24 + 24 = 0
0 + 6x = 100 + 24
6x = 100 + 24

Combine like terms: 100 + 24 = 124
6x = 124

Divide each side by '6'.
x = 20.66666667

Simplifying
x = 20.66666667

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