-4y-9(9y+6)=-1-5(7-y)

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Solution for -4y-9(9y+6)=-1-5(7-y) equation:


Simplifying
-4y + -9(9y + 6) = -1 + -5(7 + -1y)

Reorder the terms:
-4y + -9(6 + 9y) = -1 + -5(7 + -1y)
-4y + (6 * -9 + 9y * -9) = -1 + -5(7 + -1y)
-4y + (-54 + -81y) = -1 + -5(7 + -1y)

Reorder the terms:
-54 + -4y + -81y = -1 + -5(7 + -1y)

Combine like terms: -4y + -81y = -85y
-54 + -85y = -1 + -5(7 + -1y)
-54 + -85y = -1 + (7 * -5 + -1y * -5)
-54 + -85y = -1 + (-35 + 5y)

Combine like terms: -1 + -35 = -36
-54 + -85y = -36 + 5y

Solving
-54 + -85y = -36 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
-54 + -85y + -5y = -36 + 5y + -5y

Combine like terms: -85y + -5y = -90y
-54 + -90y = -36 + 5y + -5y

Combine like terms: 5y + -5y = 0
-54 + -90y = -36 + 0
-54 + -90y = -36

Add '54' to each side of the equation.
-54 + 54 + -90y = -36 + 54

Combine like terms: -54 + 54 = 0
0 + -90y = -36 + 54
-90y = -36 + 54

Combine like terms: -36 + 54 = 18
-90y = 18

Divide each side by '-90'.
y = -0.2

Simplifying
y = -0.2

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