.2(x-7)=.4

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Solution for .2(x-7)=.4 equation: 


Simplifying
0.2(x + -7) = 0.4

Reorder the terms:
0.2(-7 + x) = 0.4
(-7 * 0.2 + x * 0.2) = 0.4
(-1.4 + 0.2x) = 0.4

Solving
-1.4 + 0.2x = 0.4

Solving for variable 'x'.

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

Add '1.4' to each side of the equation.
-1.4 + 1.4 + 0.2x = 0.4 + 1.4

Combine like terms: -1.4 + 1.4 = 0.0
0.0 + 0.2x = 0.4 + 1.4
0.2x = 0.4 + 1.4

Combine like terms: 0.4 + 1.4 = 1.8
0.2x = 1.8

Divide each side by '0.2'.
x = 9

Simplifying
x = 9

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