1.3x-3+9x=x-7.8

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Solution for 1.3x-3+9x=x-7.8 equation:


Simplifying
1.3x + -3 + 9x = x + -7.8

Reorder the terms:
-3 + 1.3x + 9x = x + -7.8

Combine like terms: 1.3x + 9x = 10.3x
-3 + 10.3x = x + -7.8

Reorder the terms:
-3 + 10.3x = -7.8 + x

Solving
-3 + 10.3x = -7.8 + x

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.
-3 + 10.3x + -1x = -7.8 + x + -1x

Combine like terms: 10.3x + -1x = 9.3x
-3 + 9.3x = -7.8 + x + -1x

Combine like terms: x + -1x = 0
-3 + 9.3x = -7.8 + 0
-3 + 9.3x = -7.8

Add '3' to each side of the equation.
-3 + 3 + 9.3x = -7.8 + 3

Combine like terms: -3 + 3 = 0
0 + 9.3x = -7.8 + 3
9.3x = -7.8 + 3

Combine like terms: -7.8 + 3 = -4.8
9.3x = -4.8

Divide each side by '9.3'.
x = -0.5161290323

Simplifying
x = -0.5161290323

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