0.4(x+1)-1.2=4

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Solution for 0.4(x+1)-1.2=4 equation: 


Simplifying
0.4(x + 1) + -1.2 = 4

Reorder the terms:
0.4(1 + x) + -1.2 = 4
(1 * 0.4 + x * 0.4) + -1.2 = 4
(0.4 + 0.4x) + -1.2 = 4

Reorder the terms:
0.4 + -1.2 + 0.4x = 4

Combine like terms: 0.4 + -1.2 = -0.8
-0.8 + 0.4x = 4

Solving
-0.8 + 0.4x = 4

Solving for variable 'x'.

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

Add '0.8' to each side of the equation.
-0.8 + 0.8 + 0.4x = 4 + 0.8

Combine like terms: -0.8 + 0.8 = 0.0
0.0 + 0.4x = 4 + 0.8
0.4x = 4 + 0.8

Combine like terms: 4 + 0.8 = 4.8
0.4x = 4.8

Divide each side by '0.4'.
x = 12

Simplifying
x = 12

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