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

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


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

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

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

Combine like terms: 7y + -5y = 2y
-7 + 5x + y = 21 + 2y

Solving
-7 + 5x + y = 21 + 2y

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 5x + 7 + y = 21 + 7 + 2y

Reorder the terms:
-7 + 7 + 5x + y = 21 + 7 + 2y

Combine like terms: -7 + 7 = 0
0 + 5x + y = 21 + 7 + 2y
5x + y = 21 + 7 + 2y

Combine like terms: 21 + 7 = 28
5x + y = 28 + 2y

Add '-1y' to each side of the equation.
5x + y + -1y = 28 + 2y + -1y

Combine like terms: y + -1y = 0
5x + 0 = 28 + 2y + -1y
5x = 28 + 2y + -1y

Combine like terms: 2y + -1y = 1y
5x = 28 + 1y

Divide each side by '5'.
x = 5.6 + 0.2y

Simplifying
x = 5.6 + 0.2y

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