166=4(x+20)

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Solution for 166=4(x+20) equation:


Simplifying
166 = 4(x + 20)

Reorder the terms:
166 = 4(20 + x)
166 = (20 * 4 + x * 4)
166 = (80 + 4x)

Solving
166 = 80 + 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.
166 + -4x = 80 + 4x + -4x

Combine like terms: 4x + -4x = 0
166 + -4x = 80 + 0
166 + -4x = 80

Add '-166' to each side of the equation.
166 + -166 + -4x = 80 + -166

Combine like terms: 166 + -166 = 0
0 + -4x = 80 + -166
-4x = 80 + -166

Combine like terms: 80 + -166 = -86
-4x = -86

Divide each side by '-4'.
x = 21.5

Simplifying
x = 21.5

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