85-6x=7x+20

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Solution for 85-6x=7x+20 equation:


Simplifying
85 + -6x = 7x + 20

Reorder the terms:
85 + -6x = 20 + 7x

Solving
85 + -6x = 20 + 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.
85 + -6x + -7x = 20 + 7x + -7x

Combine like terms: -6x + -7x = -13x
85 + -13x = 20 + 7x + -7x

Combine like terms: 7x + -7x = 0
85 + -13x = 20 + 0
85 + -13x = 20

Add '-85' to each side of the equation.
85 + -85 + -13x = 20 + -85

Combine like terms: 85 + -85 = 0
0 + -13x = 20 + -85
-13x = 20 + -85

Combine like terms: 20 + -85 = -65
-13x = -65

Divide each side by '-13'.
x = 5

Simplifying
x = 5

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