3x-7i=3(3x-7u)

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Solution for 3x-7i=3(3x-7u) equation:


Simplifying
3x + -7i = 3(3x + -7u)

Reorder the terms:
-7i + 3x = 3(3x + -7u)

Reorder the terms:
-7i + 3x = 3(-7u + 3x)
-7i + 3x = (-7u * 3 + 3x * 3)
-7i + 3x = (-21u + 9x)

Solving
-7i + 3x = -21u + 9x

Solving for variable 'i'.

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

Add '-3x' to each side of the equation.
-7i + 3x + -3x = -21u + 9x + -3x

Combine like terms: 3x + -3x = 0
-7i + 0 = -21u + 9x + -3x
-7i = -21u + 9x + -3x

Combine like terms: 9x + -3x = 6x
-7i = -21u + 6x

Divide each side by '-7'.
i = 3u + -0.8571428571x

Simplifying
i = 3u + -0.8571428571x

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