X+0.4(x-1)=45

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Solution for X+0.4(x-1)=45 equation: 


Simplifying
X + 0.4(x + -1) = 45

Reorder the terms:
X + 0.4(-1 + x) = 45
X + (-1 * 0.4 + x * 0.4) = 45
X + (-0.4 + 0.4x) = 45

Reorder the terms:
-0.4 + X + 0.4x = 45

Solving
-0.4 + X + 0.4x = 45

Solving for variable 'X'.

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

Add '0.4' to each side of the equation.
-0.4 + X + 0.4 + 0.4x = 45 + 0.4

Reorder the terms:
-0.4 + 0.4 + X + 0.4x = 45 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + X + 0.4x = 45 + 0.4
X + 0.4x = 45 + 0.4

Combine like terms: 45 + 0.4 = 45.4
X + 0.4x = 45.4

Add '-0.4x' to each side of the equation.
X + 0.4x + -0.4x = 45.4 + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
X + 0.0 = 45.4 + -0.4x
X = 45.4 + -0.4x

Simplifying
X = 45.4 + -0.4x

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