1.2x+8=1.3x+9

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Solution for 1.2x+8=1.3x+9 equation:


Simplifying
1.2x + 8 = 1.3x + 9

Reorder the terms:
8 + 1.2x = 1.3x + 9

Reorder the terms:
8 + 1.2x = 9 + 1.3x

Solving
8 + 1.2x = 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.
8 + 1.2x + -1.3x = 9 + 1.3x + -1.3x

Combine like terms: 1.2x + -1.3x = -0.1x
8 + -0.1x = 9 + 1.3x + -1.3x

Combine like terms: 1.3x + -1.3x = 0.0
8 + -0.1x = 9 + 0.0
8 + -0.1x = 9

Add '-8' to each side of the equation.
8 + -8 + -0.1x = 9 + -8

Combine like terms: 8 + -8 = 0
0 + -0.1x = 9 + -8
-0.1x = 9 + -8

Combine like terms: 9 + -8 = 1
-0.1x = 1

Divide each side by '-0.1'.
x = -10

Simplifying
x = -10

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