-21-4x=6-9X

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Solution for -21-4x=6-9X equation: 


Simplifying
-21 + -4x = 6 + -9X

Solving
-21 + -4x = 6 + -9X

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + -4x = 6 + 21 + -9X

Combine like terms: -21 + 21 = 0
0 + -4x = 6 + 21 + -9X
-4x = 6 + 21 + -9X

Combine like terms: 6 + 21 = 27
-4x = 27 + -9X

Divide each side by '-4'.
x = -6.75 + 2.25X

Simplifying
x = -6.75 + 2.25X

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