7(x-y)-3=-4(-7x+9)-3x

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Solution for 7(x-y)-3=-4(-7x+9)-3x equation:


Simplifying
7(x + -1y) + -3 = -4(-7x + 9) + -3x
(x * 7 + -1y * 7) + -3 = -4(-7x + 9) + -3x
(7x + -7y) + -3 = -4(-7x + 9) + -3x

Reorder the terms:
-3 + 7x + -7y = -4(-7x + 9) + -3x

Reorder the terms:
-3 + 7x + -7y = -4(9 + -7x) + -3x
-3 + 7x + -7y = (9 * -4 + -7x * -4) + -3x
-3 + 7x + -7y = (-36 + 28x) + -3x

Combine like terms: 28x + -3x = 25x
-3 + 7x + -7y = -36 + 25x

Solving
-3 + 7x + -7y = -36 + 25x

Solving for variable 'x'.

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

Add '-25x' to each side of the equation.
-3 + 7x + -25x + -7y = -36 + 25x + -25x

Combine like terms: 7x + -25x = -18x
-3 + -18x + -7y = -36 + 25x + -25x

Combine like terms: 25x + -25x = 0
-3 + -18x + -7y = -36 + 0
-3 + -18x + -7y = -36

Add '3' to each side of the equation.
-3 + -18x + 3 + -7y = -36 + 3

Reorder the terms:
-3 + 3 + -18x + -7y = -36 + 3

Combine like terms: -3 + 3 = 0
0 + -18x + -7y = -36 + 3
-18x + -7y = -36 + 3

Combine like terms: -36 + 3 = -33
-18x + -7y = -33

Add '7y' to each side of the equation.
-18x + -7y + 7y = -33 + 7y

Combine like terms: -7y + 7y = 0
-18x + 0 = -33 + 7y
-18x = -33 + 7y

Divide each side by '-18'.
x = 1.833333333 + -0.3888888889y

Simplifying
x = 1.833333333 + -0.3888888889y

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