(7x+4y)-(3x+8y+c)=

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Solution for (7x+4y)-(3x+8y+c)= equation:


Simplifying
(7x + 4y) + -1(3x + 8y + c) = 0

Remove parenthesis around (7x + 4y)
7x + 4y + -1(3x + 8y + c) = 0

Reorder the terms:
7x + 4y + -1(c + 3x + 8y) = 0
7x + 4y + (c * -1 + 3x * -1 + 8y * -1) = 0
7x + 4y + (-1c + -3x + -8y) = 0

Reorder the terms:
-1c + 7x + -3x + 4y + -8y = 0

Combine like terms: 7x + -3x = 4x
-1c + 4x + 4y + -8y = 0

Combine like terms: 4y + -8y = -4y
-1c + 4x + -4y = 0

Solving
-1c + 4x + -4y = 0

Solving for variable 'c'.

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

Add '-4x' to each side of the equation.
-1c + 4x + -4x + -4y = 0 + -4x

Combine like terms: 4x + -4x = 0
-1c + 0 + -4y = 0 + -4x
-1c + -4y = 0 + -4x
Remove the zero:
-1c + -4y = -4x

Add '4y' to each side of the equation.
-1c + -4y + 4y = -4x + 4y

Combine like terms: -4y + 4y = 0
-1c + 0 = -4x + 4y
-1c = -4x + 4y

Divide each side by '-1'.
c = 4x + -4y

Simplifying
c = 4x + -4y

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