77-6x=30x+21

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Solution for 77-6x=30x+21 equation:


Simplifying
77 + -6x = 30x + 21

Reorder the terms:
77 + -6x = 21 + 30x

Solving
77 + -6x = 21 + 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
77 + -6x + -30x = 21 + 30x + -30x

Combine like terms: -6x + -30x = -36x
77 + -36x = 21 + 30x + -30x

Combine like terms: 30x + -30x = 0
77 + -36x = 21 + 0
77 + -36x = 21

Add '-77' to each side of the equation.
77 + -77 + -36x = 21 + -77

Combine like terms: 77 + -77 = 0
0 + -36x = 21 + -77
-36x = 21 + -77

Combine like terms: 21 + -77 = -56
-36x = -56

Divide each side by '-36'.
x = 1.555555556

Simplifying
x = 1.555555556

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