6x+21=14x-77

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Solution for 6x+21=14x-77 equation:


Simplifying
6x + 21 = 14x + -77

Reorder the terms:
21 + 6x = 14x + -77

Reorder the terms:
21 + 6x = -77 + 14x

Solving
21 + 6x = -77 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
21 + 6x + -14x = -77 + 14x + -14x

Combine like terms: 6x + -14x = -8x
21 + -8x = -77 + 14x + -14x

Combine like terms: 14x + -14x = 0
21 + -8x = -77 + 0
21 + -8x = -77

Add '-21' to each side of the equation.
21 + -21 + -8x = -77 + -21

Combine like terms: 21 + -21 = 0
0 + -8x = -77 + -21
-8x = -77 + -21

Combine like terms: -77 + -21 = -98
-8x = -98

Divide each side by '-8'.
x = 12.25

Simplifying
x = 12.25

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