-81+x=105+7x

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Solution for -81+x=105+7x equation:


Simplifying
-81 + x = 105 + 7x

Solving
-81 + x = 105 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-81 + x + -7x = 105 + 7x + -7x

Combine like terms: x + -7x = -6x
-81 + -6x = 105 + 7x + -7x

Combine like terms: 7x + -7x = 0
-81 + -6x = 105 + 0
-81 + -6x = 105

Add '81' to each side of the equation.
-81 + 81 + -6x = 105 + 81

Combine like terms: -81 + 81 = 0
0 + -6x = 105 + 81
-6x = 105 + 81

Combine like terms: 105 + 81 = 186
-6x = 186

Divide each side by '-6'.
x = -31

Simplifying
x = -31

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