9.75=3.9-1.5x

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Solution for 9.75=3.9-1.5x equation: 


Simplifying
9.75 = 3.9 + -1.5x

Solving
9.75 = 3.9 + -1.5x

Solving for variable 'x'.

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

Add '1.5x' to each side of the equation.
9.75 + 1.5x = 3.9 + -1.5x + 1.5x

Combine like terms: -1.5x + 1.5x = 0.0
9.75 + 1.5x = 3.9 + 0.0
9.75 + 1.5x = 3.9

Add '-9.75' to each side of the equation.
9.75 + -9.75 + 1.5x = 3.9 + -9.75

Combine like terms: 9.75 + -9.75 = 0.00
0.00 + 1.5x = 3.9 + -9.75
1.5x = 3.9 + -9.75

Combine like terms: 3.9 + -9.75 = -5.85
1.5x = -5.85

Divide each side by '1.5'.
x = -3.9

Simplifying
x = -3.9

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