0.8x-1.2(x-4)=0.3(x-5)

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Solution for 0.8x-1.2(x-4)=0.3(x-5) equation:


Simplifying
0.8x + -1.2(x + -4) = 0.3(x + -5)

Reorder the terms:
0.8x + -1.2(-4 + x) = 0.3(x + -5)
0.8x + (-4 * -1.2 + x * -1.2) = 0.3(x + -5)
0.8x + (4.8 + -1.2x) = 0.3(x + -5)

Reorder the terms:
4.8 + 0.8x + -1.2x = 0.3(x + -5)

Combine like terms: 0.8x + -1.2x = -0.4x
4.8 + -0.4x = 0.3(x + -5)

Reorder the terms:
4.8 + -0.4x = 0.3(-5 + x)
4.8 + -0.4x = (-5 * 0.3 + x * 0.3)
4.8 + -0.4x = (-1.5 + 0.3x)

Solving
4.8 + -0.4x = -1.5 + 0.3x

Solving for variable 'x'.

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

Add '-0.3x' to each side of the equation.
4.8 + -0.4x + -0.3x = -1.5 + 0.3x + -0.3x

Combine like terms: -0.4x + -0.3x = -0.7x
4.8 + -0.7x = -1.5 + 0.3x + -0.3x

Combine like terms: 0.3x + -0.3x = 0.0
4.8 + -0.7x = -1.5 + 0.0
4.8 + -0.7x = -1.5

Add '-4.8' to each side of the equation.
4.8 + -4.8 + -0.7x = -1.5 + -4.8

Combine like terms: 4.8 + -4.8 = 0.0
0.0 + -0.7x = -1.5 + -4.8
-0.7x = -1.5 + -4.8

Combine like terms: -1.5 + -4.8 = -6.3
-0.7x = -6.3

Divide each side by '-0.7'.
x = 9

Simplifying
x = 9

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