.3(4)+x=.5(4+x)

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Solution for .3(4)+x=.5(4+x) equation: 


Simplifying
0.3(4) + x = 0.5(4 + x)

Multiply 0.3 * 4
1.2 + x = 0.5(4 + x)
1.2 + x = (4 * 0.5 + x * 0.5)
1.2 + x = (2 + 0.5x)

Solving
1.2 + x = 2 + 0.5x

Solving for variable 'x'.

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

Add '-0.5x' to each side of the equation.
1.2 + x + -0.5x = 2 + 0.5x + -0.5x

Combine like terms: x + -0.5x = 0.5x
1.2 + 0.5x = 2 + 0.5x + -0.5x

Combine like terms: 0.5x + -0.5x = 0.0
1.2 + 0.5x = 2 + 0.0
1.2 + 0.5x = 2

Add '-1.2' to each side of the equation.
1.2 + -1.2 + 0.5x = 2 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + 0.5x = 2 + -1.2
0.5x = 2 + -1.2

Combine like terms: 2 + -1.2 = 0.8
0.5x = 0.8

Divide each side by '0.5'.
x = 1.6

Simplifying
x = 1.6

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