(7x-18y-10)-(11x-4y+11)=

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Solution for (7x-18y-10)-(11x-4y+11)= equation:


Simplifying
(7x + -18y + -10) + -1(11x + -4y + 11) = 0

Reorder the terms:
(-10 + 7x + -18y) + -1(11x + -4y + 11) = 0

Remove parenthesis around (-10 + 7x + -18y)
-10 + 7x + -18y + -1(11x + -4y + 11) = 0

Reorder the terms:
-10 + 7x + -18y + -1(11 + 11x + -4y) = 0
-10 + 7x + -18y + (11 * -1 + 11x * -1 + -4y * -1) = 0
-10 + 7x + -18y + (-11 + -11x + 4y) = 0

Reorder the terms:
-10 + -11 + 7x + -11x + -18y + 4y = 0

Combine like terms: -10 + -11 = -21
-21 + 7x + -11x + -18y + 4y = 0

Combine like terms: 7x + -11x = -4x
-21 + -4x + -18y + 4y = 0

Combine like terms: -18y + 4y = -14y
-21 + -4x + -14y = 0

Solving
-21 + -4x + -14y = 0

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + -4x + 21 + -14y = 0 + 21

Reorder the terms:
-21 + 21 + -4x + -14y = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -4x + -14y = 0 + 21
-4x + -14y = 0 + 21

Combine like terms: 0 + 21 = 21
-4x + -14y = 21

Add '14y' to each side of the equation.
-4x + -14y + 14y = 21 + 14y

Combine like terms: -14y + 14y = 0
-4x + 0 = 21 + 14y
-4x = 21 + 14y

Divide each side by '-4'.
x = -5.25 + -3.5y

Simplifying
x = -5.25 + -3.5y

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