x+2x+4=7

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


Simplifying
x + 2x + 4 = 7

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

Combine like terms: x + 2x = 3x
4 + 3x = 7

Solving
4 + 3x = 7

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 3x = 7 + -4

Combine like terms: 4 + -4 = 0
0 + 3x = 7 + -4
3x = 7 + -4

Combine like terms: 7 + -4 = 3
3x = 3

Divide each side by '3'.
x = 1

Simplifying
x = 1

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