2y-15=7y

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Solution for 2y-15=7y equation:


Simplifying
2y + -15 = 7y

Reorder the terms:
-15 + 2y = 7y

Solving
-15 + 2y = 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
-15 + 2y + -7y = 7y + -7y

Combine like terms: 2y + -7y = -5y
-15 + -5y = 7y + -7y

Combine like terms: 7y + -7y = 0
-15 + -5y = 0

Add '15' to each side of the equation.
-15 + 15 + -5y = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -5y = 0 + 15
-5y = 0 + 15

Combine like terms: 0 + 15 = 15
-5y = 15

Divide each side by '-5'.
y = -3

Simplifying
y = -3

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