20x+5(x+20)=455

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Solution for 20x+5(x+20)=455 equation:


Simplifying
20x + 5(x + 20) = 455

Reorder the terms:
20x + 5(20 + x) = 455
20x + (20 * 5 + x * 5) = 455
20x + (100 + 5x) = 455

Reorder the terms:
100 + 20x + 5x = 455

Combine like terms: 20x + 5x = 25x
100 + 25x = 455

Solving
100 + 25x = 455

Solving for variable 'x'.

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

Add '-100' to each side of the equation.
100 + -100 + 25x = 455 + -100

Combine like terms: 100 + -100 = 0
0 + 25x = 455 + -100
25x = 455 + -100

Combine like terms: 455 + -100 = 355
25x = 355

Divide each side by '25'.
x = 14.2

Simplifying
x = 14.2

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