5y-15=3+7y

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Solution for 5y-15=3+7y equation:


Simplifying
5y + -15 = 3 + 7y

Reorder the terms:
-15 + 5y = 3 + 7y

Solving
-15 + 5y = 3 + 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 + 5y + -7y = 3 + 7y + -7y

Combine like terms: 5y + -7y = -2y
-15 + -2y = 3 + 7y + -7y

Combine like terms: 7y + -7y = 0
-15 + -2y = 3 + 0
-15 + -2y = 3

Add '15' to each side of the equation.
-15 + 15 + -2y = 3 + 15

Combine like terms: -15 + 15 = 0
0 + -2y = 3 + 15
-2y = 3 + 15

Combine like terms: 3 + 15 = 18
-2y = 18

Divide each side by '-2'.
y = -9

Simplifying
y = -9

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