-3y-7=y-7

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Solution for -3y-7=y-7 equation:


Simplifying
-3y + -7 = y + -7

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

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

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

Combine like terms: -7 + 7 = 0
0 + -3y = -7 + 7 + y
-3y = -7 + 7 + y

Combine like terms: -7 + 7 = 0
-3y = 0 + y
-3y = y

Solving
-3y = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-3y + -1y = y + -1y

Combine like terms: -3y + -1y = -4y
-4y = y + -1y

Combine like terms: y + -1y = 0
-4y = 0

Divide each side by '-4'.
y = 0

Simplifying
y = 0

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