5y-9=7+9y

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


Simplifying
5y + -9 = 7 + 9y

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

Solving
-9 + 5y = 7 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-9 + 5y + -9y = 7 + 9y + -9y

Combine like terms: 5y + -9y = -4y
-9 + -4y = 7 + 9y + -9y

Combine like terms: 9y + -9y = 0
-9 + -4y = 7 + 0
-9 + -4y = 7

Add '9' to each side of the equation.
-9 + 9 + -4y = 7 + 9

Combine like terms: -9 + 9 = 0
0 + -4y = 7 + 9
-4y = 7 + 9

Combine like terms: 7 + 9 = 16
-4y = 16

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

Simplifying
y = -4

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