2x+5+x=84

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Solution for 2x+5+x=84 equation:


Simplifying
2x + 5 + x = 84

Reorder the terms:
5 + 2x + x = 84

Combine like terms: 2x + x = 3x
5 + 3x = 84

Solving
5 + 3x = 84

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 3x = 84 + -5

Combine like terms: 5 + -5 = 0
0 + 3x = 84 + -5
3x = 84 + -5

Combine like terms: 84 + -5 = 79
3x = 79

Divide each side by '3'.
x = 26.33333333

Simplifying
x = 26.33333333

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