-25-4y+15=-20y+17+7y

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Solution for -25-4y+15=-20y+17+7y equation:


Simplifying
-25 + -4y + 15 = -20y + 17 + 7y

Reorder the terms:
-25 + 15 + -4y = -20y + 17 + 7y

Combine like terms: -25 + 15 = -10
-10 + -4y = -20y + 17 + 7y

Reorder the terms:
-10 + -4y = 17 + -20y + 7y

Combine like terms: -20y + 7y = -13y
-10 + -4y = 17 + -13y

Solving
-10 + -4y = 17 + -13y

Solving for variable 'y'.

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

Add '13y' to each side of the equation.
-10 + -4y + 13y = 17 + -13y + 13y

Combine like terms: -4y + 13y = 9y
-10 + 9y = 17 + -13y + 13y

Combine like terms: -13y + 13y = 0
-10 + 9y = 17 + 0
-10 + 9y = 17

Add '10' to each side of the equation.
-10 + 10 + 9y = 17 + 10

Combine like terms: -10 + 10 = 0
0 + 9y = 17 + 10
9y = 17 + 10

Combine like terms: 17 + 10 = 27
9y = 27

Divide each side by '9'.
y = 3

Simplifying
y = 3

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