4x+3+3x+9=

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Solution for 4x+3+3x+9= equation: 


Simplifying
4x + 3 + 3x + 9 = 0

Reorder the terms:
3 + 9 + 4x + 3x = 0

Combine like terms: 3 + 9 = 12
12 + 4x + 3x = 0

Combine like terms: 4x + 3x = 7x
12 + 7x = 0

Solving
12 + 7x = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 7x = 0 + -12

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

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

Divide each side by '7'.
x = -1.714285714

Simplifying
x = -1.714285714

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