85-6x=1x+21

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Solution for 85-6x=1x+21 equation:


Simplifying
85 + -6x = 1x + 21

Reorder the terms:
85 + -6x = 21 + 1x

Solving
85 + -6x = 21 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
85 + -6x + -1x = 21 + 1x + -1x

Combine like terms: -6x + -1x = -7x
85 + -7x = 21 + 1x + -1x

Combine like terms: 1x + -1x = 0
85 + -7x = 21 + 0
85 + -7x = 21

Add '-85' to each side of the equation.
85 + -85 + -7x = 21 + -85

Combine like terms: 85 + -85 = 0
0 + -7x = 21 + -85
-7x = 21 + -85

Combine like terms: 21 + -85 = -64
-7x = -64

Divide each side by '-7'.
x = 9.142857143

Simplifying
x = 9.142857143

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