7+2y-5=9y+17-2y

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Solution for 7+2y-5=9y+17-2y equation:


Simplifying
7 + 2y + -5 = 9y + 17 + -2y

Reorder the terms:
7 + -5 + 2y = 9y + 17 + -2y

Combine like terms: 7 + -5 = 2
2 + 2y = 9y + 17 + -2y

Reorder the terms:
2 + 2y = 17 + 9y + -2y

Combine like terms: 9y + -2y = 7y
2 + 2y = 17 + 7y

Solving
2 + 2y = 17 + 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.
2 + 2y + -7y = 17 + 7y + -7y

Combine like terms: 2y + -7y = -5y
2 + -5y = 17 + 7y + -7y

Combine like terms: 7y + -7y = 0
2 + -5y = 17 + 0
2 + -5y = 17

Add '-2' to each side of the equation.
2 + -2 + -5y = 17 + -2

Combine like terms: 2 + -2 = 0
0 + -5y = 17 + -2
-5y = 17 + -2

Combine like terms: 17 + -2 = 15
-5y = 15

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

Simplifying
y = -3

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