.4(2x-3)+8(x-4)=2(2x+6)

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Solution for .4(2x-3)+8(x-4)=2(2x+6) equation:


Simplifying
0.4(2x + -3) + 8(x + -4) = 2(2x + 6)

Reorder the terms:
0.4(-3 + 2x) + 8(x + -4) = 2(2x + 6)
(-3 * 0.4 + 2x * 0.4) + 8(x + -4) = 2(2x + 6)
(-1.2 + 0.8x) + 8(x + -4) = 2(2x + 6)

Reorder the terms:
-1.2 + 0.8x + 8(-4 + x) = 2(2x + 6)
-1.2 + 0.8x + (-4 * 8 + x * 8) = 2(2x + 6)
-1.2 + 0.8x + (-32 + 8x) = 2(2x + 6)

Reorder the terms:
-1.2 + -32 + 0.8x + 8x = 2(2x + 6)

Combine like terms: -1.2 + -32 = -33.2
-33.2 + 0.8x + 8x = 2(2x + 6)

Combine like terms: 0.8x + 8x = 8.8x
-33.2 + 8.8x = 2(2x + 6)

Reorder the terms:
-33.2 + 8.8x = 2(6 + 2x)
-33.2 + 8.8x = (6 * 2 + 2x * 2)
-33.2 + 8.8x = (12 + 4x)

Solving
-33.2 + 8.8x = 12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-33.2 + 8.8x + -4x = 12 + 4x + -4x

Combine like terms: 8.8x + -4x = 4.8x
-33.2 + 4.8x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
-33.2 + 4.8x = 12 + 0
-33.2 + 4.8x = 12

Add '33.2' to each side of the equation.
-33.2 + 33.2 + 4.8x = 12 + 33.2

Combine like terms: -33.2 + 33.2 = 0.0
0.0 + 4.8x = 12 + 33.2
4.8x = 12 + 33.2

Combine like terms: 12 + 33.2 = 45.2
4.8x = 45.2

Divide each side by '4.8'.
x = 9.416666667

Simplifying
x = 9.416666667

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