-9y-9=4y+69

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Solution for -9y-9=4y+69 equation:


Simplifying
-9y + -9 = 4y + 69

Reorder the terms:
-9 + -9y = 4y + 69

Reorder the terms:
-9 + -9y = 69 + 4y

Solving
-9 + -9y = 69 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
-9 + -9y + -4y = 69 + 4y + -4y

Combine like terms: -9y + -4y = -13y
-9 + -13y = 69 + 4y + -4y

Combine like terms: 4y + -4y = 0
-9 + -13y = 69 + 0
-9 + -13y = 69

Add '9' to each side of the equation.
-9 + 9 + -13y = 69 + 9

Combine like terms: -9 + 9 = 0
0 + -13y = 69 + 9
-13y = 69 + 9

Combine like terms: 69 + 9 = 78
-13y = 78

Divide each side by '-13'.
y = -6

Simplifying
y = -6

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