(2x-7)+(x+7)=84

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Solution for (2x-7)+(x+7)=84 equation: 


Simplifying
(2x + -7) + (x + 7) = 84

Reorder the terms:
(-7 + 2x) + (x + 7) = 84

Remove parenthesis around (-7 + 2x)
-7 + 2x + (x + 7) = 84

Reorder the terms:
-7 + 2x + (7 + x) = 84

Remove parenthesis around (7 + x)
-7 + 2x + 7 + x = 84

Reorder the terms:
-7 + 7 + 2x + x = 84

Combine like terms: -7 + 7 = 0
0 + 2x + x = 84
2x + x = 84

Combine like terms: 2x + x = 3x
3x = 84

Solving
3x = 84

Solving for variable 'x'.

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

Divide each side by '3'.
x = 28

Simplifying
x = 28

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