4x+x+2x-4+12=

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Solution for 4x+x+2x-4+12= equation:


Simplifying
4x + x + 2x + -4 + 12 = 0

Reorder the terms:
-4 + 12 + 4x + x + 2x = 0

Combine like terms: -4 + 12 = 8
8 + 4x + x + 2x = 0

Combine like terms: 4x + x = 5x
8 + 5x + 2x = 0

Combine like terms: 5x + 2x = 7x
8 + 7x = 0

Solving
8 + 7x = 0

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 7x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 7x = 0 + -8
7x = 0 + -8

Combine like terms: 0 + -8 = -8
7x = -8

Divide each side by '7'.
x = -1.142857143

Simplifying
x = -1.142857143

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