x+3=1.3x-9

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


Simplifying
x + 3 = 1.3x + -9

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

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

Solving
3 + x = -9 + 1.3x

Solving for variable 'x'.

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

Add '-1.3x' to each side of the equation.
3 + x + -1.3x = -9 + 1.3x + -1.3x

Combine like terms: x + -1.3x = -0.3x
3 + -0.3x = -9 + 1.3x + -1.3x

Combine like terms: 1.3x + -1.3x = 0.0
3 + -0.3x = -9 + 0.0
3 + -0.3x = -9

Add '-3' to each side of the equation.
3 + -3 + -0.3x = -9 + -3

Combine like terms: 3 + -3 = 0
0 + -0.3x = -9 + -3
-0.3x = -9 + -3

Combine like terms: -9 + -3 = -12
-0.3x = -12

Divide each side by '-0.3'.
x = 40

Simplifying
x = 40

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