.5x-.4(4)=1.9

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Solution for .5x-.4(4)=1.9 equation:


Simplifying
0.5x + -0.4(4) = 1.9

Multiply -0.4 * 4
0.5x + -1.6 = 1.9

Reorder the terms:
-1.6 + 0.5x = 1.9

Solving
-1.6 + 0.5x = 1.9

Solving for variable 'x'.

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

Add '1.6' to each side of the equation.
-1.6 + 1.6 + 0.5x = 1.9 + 1.6

Combine like terms: -1.6 + 1.6 = 0.0
0.0 + 0.5x = 1.9 + 1.6
0.5x = 1.9 + 1.6

Combine like terms: 1.9 + 1.6 = 3.5
0.5x = 3.5

Divide each side by '0.5'.
x = 7

Simplifying
x = 7

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