15-3.2x=-6.8

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Solution for 15-3.2x=-6.8 equation: 


Simplifying
15 + -3.2x = -6.8

Solving
15 + -3.2x = -6.8

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + -3.2x = -6.8 + -15

Combine like terms: 15 + -15 = 0
0 + -3.2x = -6.8 + -15
-3.2x = -6.8 + -15

Combine like terms: -6.8 + -15 = -21.8
-3.2x = -21.8

Divide each side by '-3.2'.
x = 6.8125

Simplifying
x = 6.8125

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