x+2+7+2x+4=31

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Solution for x+2+7+2x+4=31 equation:


Simplifying
x + 2 + 7 + 2x + 4 = 31

Reorder the terms:
2 + 7 + 4 + x + 2x = 31

Combine like terms: 2 + 7 = 9
9 + 4 + x + 2x = 31

Combine like terms: 9 + 4 = 13
13 + x + 2x = 31

Combine like terms: x + 2x = 3x
13 + 3x = 31

Solving
13 + 3x = 31

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 3x = 31 + -13

Combine like terms: 13 + -13 = 0
0 + 3x = 31 + -13
3x = 31 + -13

Combine like terms: 31 + -13 = 18
3x = 18

Divide each side by '3'.
x = 6

Simplifying
x = 6

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