2y-5-7y=13-3y+7

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Solution for 2y-5-7y=13-3y+7 equation:


Simplifying
2y + -5 + -7y = 13 + -3y + 7

Reorder the terms:
-5 + 2y + -7y = 13 + -3y + 7

Combine like terms: 2y + -7y = -5y
-5 + -5y = 13 + -3y + 7

Reorder the terms:
-5 + -5y = 13 + 7 + -3y

Combine like terms: 13 + 7 = 20
-5 + -5y = 20 + -3y

Solving
-5 + -5y = 20 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
-5 + -5y + 3y = 20 + -3y + 3y

Combine like terms: -5y + 3y = -2y
-5 + -2y = 20 + -3y + 3y

Combine like terms: -3y + 3y = 0
-5 + -2y = 20 + 0
-5 + -2y = 20

Add '5' to each side of the equation.
-5 + 5 + -2y = 20 + 5

Combine like terms: -5 + 5 = 0
0 + -2y = 20 + 5
-2y = 20 + 5

Combine like terms: 20 + 5 = 25
-2y = 25

Divide each side by '-2'.
y = -12.5

Simplifying
y = -12.5

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