4-21x=19

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Solution for 4-21x=19 equation: 


Simplifying
4 + -21x = 19

Solving
4 + -21x = 19

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + -21x = 19 + -4

Combine like terms: 4 + -4 = 0
0 + -21x = 19 + -4
-21x = 19 + -4

Combine like terms: 19 + -4 = 15
-21x = 15

Divide each side by '-21'.
x = -0.7142857143

Simplifying
x = -0.7142857143

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