-6y-9(8y-2)=-4+3(-7-y)

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Solution for -6y-9(8y-2)=-4+3(-7-y) equation:


Simplifying
-6y + -9(8y + -2) = -4 + 3(-7 + -1y)

Reorder the terms:
-6y + -9(-2 + 8y) = -4 + 3(-7 + -1y)
-6y + (-2 * -9 + 8y * -9) = -4 + 3(-7 + -1y)
-6y + (18 + -72y) = -4 + 3(-7 + -1y)

Reorder the terms:
18 + -6y + -72y = -4 + 3(-7 + -1y)

Combine like terms: -6y + -72y = -78y
18 + -78y = -4 + 3(-7 + -1y)
18 + -78y = -4 + (-7 * 3 + -1y * 3)
18 + -78y = -4 + (-21 + -3y)

Combine like terms: -4 + -21 = -25
18 + -78y = -25 + -3y

Solving
18 + -78y = -25 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
18 + -78y + 3y = -25 + -3y + 3y

Combine like terms: -78y + 3y = -75y
18 + -75y = -25 + -3y + 3y

Combine like terms: -3y + 3y = 0
18 + -75y = -25 + 0
18 + -75y = -25

Add '-18' to each side of the equation.
18 + -18 + -75y = -25 + -18

Combine like terms: 18 + -18 = 0
0 + -75y = -25 + -18
-75y = -25 + -18

Combine like terms: -25 + -18 = -43
-75y = -43

Divide each side by '-75'.
y = 0.5733333333

Simplifying
y = 0.5733333333

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