7y+21-5x=5x-7+x

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Solution for 7y+21-5x=5x-7+x equation:


Simplifying
7y + 21 + -5x = 5x + -7 + x

Reorder the terms:
21 + -5x + 7y = 5x + -7 + x

Reorder the terms:
21 + -5x + 7y = -7 + 5x + x

Combine like terms: 5x + x = 6x
21 + -5x + 7y = -7 + 6x

Solving
21 + -5x + 7y = -7 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
21 + -5x + -6x + 7y = -7 + 6x + -6x

Combine like terms: -5x + -6x = -11x
21 + -11x + 7y = -7 + 6x + -6x

Combine like terms: 6x + -6x = 0
21 + -11x + 7y = -7 + 0
21 + -11x + 7y = -7

Add '-21' to each side of the equation.
21 + -11x + -21 + 7y = -7 + -21

Reorder the terms:
21 + -21 + -11x + 7y = -7 + -21

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

Combine like terms: -7 + -21 = -28
-11x + 7y = -28

Add '-7y' to each side of the equation.
-11x + 7y + -7y = -28 + -7y

Combine like terms: 7y + -7y = 0
-11x + 0 = -28 + -7y
-11x = -28 + -7y

Divide each side by '-11'.
x = 2.545454545 + 0.6363636364y

Simplifying
x = 2.545454545 + 0.6363636364y

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