0.4x-0.2(4)=2.8

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Solution for 0.4x-0.2(4)=2.8 equation:


Simplifying
0.4x + -0.2(4) = 2.8

Multiply -0.2 * 4
0.4x + -0.8 = 2.8

Reorder the terms:
-0.8 + 0.4x = 2.8

Solving
-0.8 + 0.4x = 2.8

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 = 2.8 + 0.8

Combine like terms: -0.8 + 0.8 = 0.0
0.0 + 0.4x = 2.8 + 0.8
0.4x = 2.8 + 0.8

Combine like terms: 2.8 + 0.8 = 3.6
0.4x = 3.6

Divide each side by '0.4'.
x = 9

Simplifying
x = 9

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