7x+(42-k)y=6

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Solution for 7x+(42-k)y=6 equation:


Simplifying
7x + (42 + -1k) * y = 6

Reorder the terms for easier multiplication:
7x + y(42 + -1k) = 6
7x + (42 * y + -1k * y) = 6

Reorder the terms:
7x + (-1ky + 42y) = 6
7x + (-1ky + 42y) = 6

Reorder the terms:
-1ky + 7x + 42y = 6

Solving
-1ky + 7x + 42y = 6

Solving for variable 'k'.

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

Add '-7x' to each side of the equation.
-1ky + 7x + -7x + 42y = 6 + -7x

Combine like terms: 7x + -7x = 0
-1ky + 0 + 42y = 6 + -7x
-1ky + 42y = 6 + -7x

Add '-42y' to each side of the equation.
-1ky + 42y + -42y = 6 + -7x + -42y

Combine like terms: 42y + -42y = 0
-1ky + 0 = 6 + -7x + -42y
-1ky = 6 + -7x + -42y

Divide each side by '-1y'.
k = -6y-1 + 7xy-1 + 42

Simplifying
k = -6y-1 + 7xy-1 + 42

Reorder the terms:
k = 42 + 7xy-1 + -6y-1

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