4+4x=21x+12

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Solution for 4+4x=21x+12 equation:


Simplifying
4 + 4x = 21x + 12

Reorder the terms:
4 + 4x = 12 + 21x

Solving
4 + 4x = 12 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
4 + 4x + -21x = 12 + 21x + -21x

Combine like terms: 4x + -21x = -17x
4 + -17x = 12 + 21x + -21x

Combine like terms: 21x + -21x = 0
4 + -17x = 12 + 0
4 + -17x = 12

Add '-4' to each side of the equation.
4 + -4 + -17x = 12 + -4

Combine like terms: 4 + -4 = 0
0 + -17x = 12 + -4
-17x = 12 + -4

Combine like terms: 12 + -4 = 8
-17x = 8

Divide each side by '-17'.
x = -0.4705882353

Simplifying
x = -0.4705882353

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