X+.2(4)=.5(X+4)

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Solution for X+.2(4)=.5(X+4) equation: 


Simplifying
X + 0.2(4) = 0.5(X + 4)

Multiply 0.2 * 4
X + 0.8 = 0.5(X + 4)

Reorder the terms:
0.8 + X = 0.5(X + 4)

Reorder the terms:
0.8 + X = 0.5(4 + X)
0.8 + X = (4 * 0.5 + X * 0.5)
0.8 + X = (2 + 0.5X)

Solving
0.8 + 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.
0.8 + X + -0.5X = 2 + 0.5X + -0.5X

Combine like terms: X + -0.5X = 0.5X
0.8 + 0.5X = 2 + 0.5X + -0.5X

Combine like terms: 0.5X + -0.5X = 0.0
0.8 + 0.5X = 2 + 0.0
0.8 + 0.5X = 2

Add '-0.8' to each side of the equation.
0.8 + -0.8 + 0.5X = 2 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 0.5X = 2 + -0.8
0.5X = 2 + -0.8

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

Divide each side by '0.5'.
X = 2.4

Simplifying
X = 2.4

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