3=-21x

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Solution for 3=-21x equation:


Simplifying
3 = -21x

Solving
3 = -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.
3 + 21x = -21x + 21x

Combine like terms: -21x + 21x = 0
3 + 21x = 0

Add '-3' to each side of the equation.
3 + -3 + 21x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 21x = 0 + -3
21x = 0 + -3

Combine like terms: 0 + -3 = -3
21x = -3

Divide each side by '21'.
x = -0.1428571429

Simplifying
x = -0.1428571429

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