3.1x-69=1.6x+9

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Solution for 3.1x-69=1.6x+9 equation:


Simplifying
3.1x + -69 = 1.6x + 9

Reorder the terms:
-69 + 3.1x = 1.6x + 9

Reorder the terms:
-69 + 3.1x = 9 + 1.6x

Solving
-69 + 3.1x = 9 + 1.6x

Solving for variable 'x'.

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

Add '-1.6x' to each side of the equation.
-69 + 3.1x + -1.6x = 9 + 1.6x + -1.6x

Combine like terms: 3.1x + -1.6x = 1.5x
-69 + 1.5x = 9 + 1.6x + -1.6x

Combine like terms: 1.6x + -1.6x = 0.0
-69 + 1.5x = 9 + 0.0
-69 + 1.5x = 9

Add '69' to each side of the equation.
-69 + 69 + 1.5x = 9 + 69

Combine like terms: -69 + 69 = 0
0 + 1.5x = 9 + 69
1.5x = 9 + 69

Combine like terms: 9 + 69 = 78
1.5x = 78

Divide each side by '1.5'.
x = 52

Simplifying
x = 52

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