1.2x-0.4=0.3(x+1)

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Solution for 1.2x-0.4=0.3(x+1) equation:


Simplifying
1.2x + -0.4 = 0.3(x + 1)

Reorder the terms:
-0.4 + 1.2x = 0.3(x + 1)

Reorder the terms:
-0.4 + 1.2x = 0.3(1 + x)
-0.4 + 1.2x = (1 * 0.3 + x * 0.3)
-0.4 + 1.2x = (0.3 + 0.3x)

Solving
-0.4 + 1.2x = 0.3 + 0.3x

Solving for variable 'x'.

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

Add '-0.3x' to each side of the equation.
-0.4 + 1.2x + -0.3x = 0.3 + 0.3x + -0.3x

Combine like terms: 1.2x + -0.3x = 0.9x
-0.4 + 0.9x = 0.3 + 0.3x + -0.3x

Combine like terms: 0.3x + -0.3x = 0.0
-0.4 + 0.9x = 0.3 + 0.0
-0.4 + 0.9x = 0.3

Add '0.4' to each side of the equation.
-0.4 + 0.4 + 0.9x = 0.3 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 0.9x = 0.3 + 0.4
0.9x = 0.3 + 0.4

Combine like terms: 0.3 + 0.4 = 0.7
0.9x = 0.7

Divide each side by '0.9'.
x = 0.7777777778

Simplifying
x = 0.7777777778

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