2x+(x+15)=145

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Solution for 2x+(x+15)=145 equation: 


Simplifying
2x + (x + 15) = 145

Reorder the terms:
2x + (15 + x) = 145

Remove parenthesis around (15 + x)
2x + 15 + x = 145

Reorder the terms:
15 + 2x + x = 145

Combine like terms: 2x + x = 3x
15 + 3x = 145

Solving
15 + 3x = 145

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 3x = 145 + -15

Combine like terms: 15 + -15 = 0
0 + 3x = 145 + -15
3x = 145 + -15

Combine like terms: 145 + -15 = 130
3x = 130

Divide each side by '3'.
x = 43.33333333

Simplifying
x = 43.33333333

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