8x=5(x+3.9)

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Solution for 8x=5(x+3.9) equation:


Simplifying
8x = 5(x + 3.9)

Reorder the terms:
8x = 5(3.9 + x)
8x = (3.9 * 5 + x * 5)
8x = (19.5 + 5x)

Solving
8x = 19.5 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
8x + -5x = 19.5 + 5x + -5x

Combine like terms: 8x + -5x = 3x
3x = 19.5 + 5x + -5x

Combine like terms: 5x + -5x = 0
3x = 19.5 + 0
3x = 19.5

Divide each side by '3'.
x = 6.5

Simplifying
x = 6.5

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