x+0.20(2)=0.40(x+3)

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Solution for x+0.20(2)=0.40(x+3) equation: 


Simplifying
x + 0.20(2) = 0.40(x + 3)

Multiply 0.20 * 2
x + 0.4 = 0.40(x + 3)

Reorder the terms:
0.4 + x = 0.40(x + 3)

Reorder the terms:
0.4 + x = 0.40(3 + x)
0.4 + x = (3 * 0.40 + x * 0.40)
0.4 + x = (1.2 + 0.40x)

Solving
0.4 + x = 1.2 + 0.40x

Solving for variable 'x'.

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

Add '-0.40x' to each side of the equation.
0.4 + x + -0.40x = 1.2 + 0.40x + -0.40x

Combine like terms: x + -0.40x = 0.6x
0.4 + 0.6x = 1.2 + 0.40x + -0.40x

Combine like terms: 0.40x + -0.40x = 0.00
0.4 + 0.6x = 1.2 + 0.00
0.4 + 0.6x = 1.2

Add '-0.4' to each side of the equation.
0.4 + -0.4 + 0.6x = 1.2 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 0.6x = 1.2 + -0.4
0.6x = 1.2 + -0.4

Combine like terms: 1.2 + -0.4 = 0.8
0.6x = 0.8

Divide each side by '0.6'.
x = 1.333333333

Simplifying
x = 1.333333333

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