1.4x+(-4.2-5x)=2(x-5)-4(0.1x+8)

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Solution for 1.4x+(-4.2-5x)=2(x-5)-4(0.1x+8) equation:


Simplifying
1.4x + (-4.2 + -5x) = 2(x + -5) + -4(0.1x + 8)

Remove parenthesis around (-4.2 + -5x)
1.4x + -4.2 + -5x = 2(x + -5) + -4(0.1x + 8)

Reorder the terms:
-4.2 + 1.4x + -5x = 2(x + -5) + -4(0.1x + 8)

Combine like terms: 1.4x + -5x = -3.6x
-4.2 + -3.6x = 2(x + -5) + -4(0.1x + 8)

Reorder the terms:
-4.2 + -3.6x = 2(-5 + x) + -4(0.1x + 8)
-4.2 + -3.6x = (-5 * 2 + x * 2) + -4(0.1x + 8)
-4.2 + -3.6x = (-10 + 2x) + -4(0.1x + 8)

Reorder the terms:
-4.2 + -3.6x = -10 + 2x + -4(8 + 0.1x)
-4.2 + -3.6x = -10 + 2x + (8 * -4 + 0.1x * -4)
-4.2 + -3.6x = -10 + 2x + (-32 + -0.4x)

Reorder the terms:
-4.2 + -3.6x = -10 + -32 + 2x + -0.4x

Combine like terms: -10 + -32 = -42
-4.2 + -3.6x = -42 + 2x + -0.4x

Combine like terms: 2x + -0.4x = 1.6x
-4.2 + -3.6x = -42 + 1.6x

Solving
-4.2 + -3.6x = -42 + 1.6x

Solving for variable 'x'.

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

Add '-1.6x' to each side of the equation.
-4.2 + -3.6x + -1.6x = -42 + 1.6x + -1.6x

Combine like terms: -3.6x + -1.6x = -5.2x
-4.2 + -5.2x = -42 + 1.6x + -1.6x

Combine like terms: 1.6x + -1.6x = 0.0
-4.2 + -5.2x = -42 + 0.0
-4.2 + -5.2x = -42

Add '4.2' to each side of the equation.
-4.2 + 4.2 + -5.2x = -42 + 4.2

Combine like terms: -4.2 + 4.2 = 0.0
0.0 + -5.2x = -42 + 4.2
-5.2x = -42 + 4.2

Combine like terms: -42 + 4.2 = -37.8
-5.2x = -37.8

Divide each side by '-5.2'.
x = 7.269230769

Simplifying
x = 7.269230769

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