27=7x-3x-1

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Solution for 27=7x-3x-1 equation:


Simplifying
27 = 7x + -3x + -1

Reorder the terms:
27 = -1 + 7x + -3x

Combine like terms: 7x + -3x = 4x
27 = -1 + 4x

Solving
27 = -1 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
27 + -4x = -1 + 4x + -4x

Combine like terms: 4x + -4x = 0
27 + -4x = -1 + 0
27 + -4x = -1

Add '-27' to each side of the equation.
27 + -27 + -4x = -1 + -27

Combine like terms: 27 + -27 = 0
0 + -4x = -1 + -27
-4x = -1 + -27

Combine like terms: -1 + -27 = -28
-4x = -28

Divide each side by '-4'.
x = 7

Simplifying
x = 7

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