3x+27=21x-1

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Solution for 3x+27=21x-1 equation:


Simplifying
3x + 27 = 21x + -1

Reorder the terms:
27 + 3x = 21x + -1

Reorder the terms:
27 + 3x = -1 + 21x

Solving
27 + 3x = -1 + 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.
27 + 3x + -21x = -1 + 21x + -21x

Combine like terms: 3x + -21x = -18x
27 + -18x = -1 + 21x + -21x

Combine like terms: 21x + -21x = 0
27 + -18x = -1 + 0
27 + -18x = -1

Add '-27' to each side of the equation.
27 + -27 + -18x = -1 + -27

Combine like terms: 27 + -27 = 0
0 + -18x = -1 + -27
-18x = -1 + -27

Combine like terms: -1 + -27 = -28
-18x = -28

Divide each side by '-18'.
x = 1.555555556

Simplifying
x = 1.555555556

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