3.4*x+6=0.4*(x-15)

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Solution for 3.4*x+6=0.4*(x-15) equation:


Simplifying
3.4x + 6 = 0.4(x + -15)

Reorder the terms:
6 + 3.4x = 0.4(x + -15)

Reorder the terms:
6 + 3.4x = 0.4(-15 + x)
6 + 3.4x = (-15 * 0.4 + x * 0.4)
6 + 3.4x = (-6 + 0.4x)

Solving
6 + 3.4x = -6 + 0.4x

Solving for variable 'x'.

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

Add '-0.4x' to each side of the equation.
6 + 3.4x + -0.4x = -6 + 0.4x + -0.4x

Combine like terms: 3.4x + -0.4x = 3x
6 + 3x = -6 + 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
6 + 3x = -6 + 0.0
6 + 3x = -6

Add '-6' to each side of the equation.
6 + -6 + 3x = -6 + -6

Combine like terms: 6 + -6 = 0
0 + 3x = -6 + -6
3x = -6 + -6

Combine like terms: -6 + -6 = -12
3x = -12

Divide each side by '3'.
x = -4

Simplifying
x = -4

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