x+(2x+0.60)+(x+0.20)=7.2

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Solution for x+(2x+0.60)+(x+0.20)=7.2 equation: 


Simplifying
x + (2x + 0.60) + (x + 0.20) = 7.2

Reorder the terms:
x + (0.60 + 2x) + (x + 0.20) = 7.2

Remove parenthesis around (0.60 + 2x)
x + 0.60 + 2x + (x + 0.20) = 7.2

Reorder the terms:
x + 0.60 + 2x + (0.20 + x) = 7.2

Remove parenthesis around (0.20 + x)
x + 0.60 + 2x + 0.20 + x = 7.2

Reorder the terms:
0.60 + 0.20 + x + 2x + x = 7.2

Combine like terms: 0.60 + 0.20 = 0.8
0.8 + x + 2x + x = 7.2

Combine like terms: x + 2x = 3x
0.8 + 3x + x = 7.2

Combine like terms: 3x + x = 4x
0.8 + 4x = 7.2

Solving
0.8 + 4x = 7.2

Solving for variable 'x'.

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

Add '-0.8' to each side of the equation.
0.8 + -0.8 + 4x = 7.2 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 4x = 7.2 + -0.8
4x = 7.2 + -0.8

Combine like terms: 7.2 + -0.8 = 6.4
4x = 6.4

Divide each side by '4'.
x = 1.6

Simplifying
x = 1.6

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