x+7+4x=12

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Solution for x+7+4x=12 equation: 


Simplifying
x + 7 + 4x = 12

Reorder the terms:
7 + x + 4x = 12

Combine like terms: x + 4x = 5x
7 + 5x = 12

Solving
7 + 5x = 12

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 5x = 12 + -7

Combine like terms: 7 + -7 = 0
0 + 5x = 12 + -7
5x = 12 + -7

Combine like terms: 12 + -7 = 5
5x = 5

Divide each side by '5'.
x = 1

Simplifying
x = 1

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