2x+4(20-4x)=20

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Solution for 2x+4(20-4x)=20 equation:


Simplifying
2x + 4(20 + -4x) = 20
2x + (20 * 4 + -4x * 4) = 20
2x + (80 + -16x) = 20

Reorder the terms:
80 + 2x + -16x = 20

Combine like terms: 2x + -16x = -14x
80 + -14x = 20

Solving
80 + -14x = 20

Solving for variable 'x'.

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

Add '-80' to each side of the equation.
80 + -80 + -14x = 20 + -80

Combine like terms: 80 + -80 = 0
0 + -14x = 20 + -80
-14x = 20 + -80

Combine like terms: 20 + -80 = -60
-14x = -60

Divide each side by '-14'.
x = 4.285714286

Simplifying
x = 4.285714286

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