x+x+20+x+20+20+20=210

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Solution for x+x+20+x+20+20+20=210 equation: 


Simplifying
x + x + 20 + x + 20 + 20 + 20 = 210

Reorder the terms:
20 + 20 + 20 + 20 + x + x + x = 210

Combine like terms: 20 + 20 = 40
40 + 20 + 20 + x + x + x = 210

Combine like terms: 40 + 20 = 60
60 + 20 + x + x + x = 210

Combine like terms: 60 + 20 = 80
80 + x + x + x = 210

Combine like terms: x + x = 2x
80 + 2x + x = 210

Combine like terms: 2x + x = 3x
80 + 3x = 210

Solving
80 + 3x = 210

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 + 3x = 210 + -80

Combine like terms: 80 + -80 = 0
0 + 3x = 210 + -80
3x = 210 + -80

Combine like terms: 210 + -80 = 130
3x = 130

Divide each side by '3'.
x = 43.33333333

Simplifying
x = 43.33333333

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