-9(y+7)-6(y-3)=o

Solution for -9(y+7)-6(y-3)=o equation:

Simplifying
-9(y + 7) + -6(y + -3) = o

Reorder the terms:
-9(7 + y) + -6(y + -3) = o
(7 * -9 + y * -9) + -6(y + -3) = o
(-63 + -9y) + -6(y + -3) = o

Reorder the terms:
-63 + -9y + -6(-3 + y) = o
-63 + -9y + (-3 * -6 + y * -6) = o
-63 + -9y + (18 + -6y) = o

Reorder the terms:
-63 + 18 + -9y + -6y = o

Combine like terms: -63 + 18 = -45
-45 + -9y + -6y = o

Combine like terms: -9y + -6y = -15y
-45 + -15y = o

Solving
-45 + -15y = o

Solving for variable 'y'.

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

Add '45' to each side of the equation.
-45 + 45 + -15y = 45 + o

Combine like terms: -45 + 45 = 0
0 + -15y = 45 + o
-15y = 45 + o

Divide each side by '-15'.
y = -3 + -0.06666666667o

Simplifying
y = -3 + -0.06666666667o