-5y-2(-4y-7)=6+8(9-y)

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Solution for -5y-2(-4y-7)=6+8(9-y) equation:


Simplifying
-5y + -2(-4y + -7) = 6 + 8(9 + -1y)

Reorder the terms:
-5y + -2(-7 + -4y) = 6 + 8(9 + -1y)
-5y + (-7 * -2 + -4y * -2) = 6 + 8(9 + -1y)
-5y + (14 + 8y) = 6 + 8(9 + -1y)

Reorder the terms:
14 + -5y + 8y = 6 + 8(9 + -1y)

Combine like terms: -5y + 8y = 3y
14 + 3y = 6 + 8(9 + -1y)
14 + 3y = 6 + (9 * 8 + -1y * 8)
14 + 3y = 6 + (72 + -8y)

Combine like terms: 6 + 72 = 78
14 + 3y = 78 + -8y

Solving
14 + 3y = 78 + -8y

Solving for variable 'y'.

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

Add '8y' to each side of the equation.
14 + 3y + 8y = 78 + -8y + 8y

Combine like terms: 3y + 8y = 11y
14 + 11y = 78 + -8y + 8y

Combine like terms: -8y + 8y = 0
14 + 11y = 78 + 0
14 + 11y = 78

Add '-14' to each side of the equation.
14 + -14 + 11y = 78 + -14

Combine like terms: 14 + -14 = 0
0 + 11y = 78 + -14
11y = 78 + -14

Combine like terms: 78 + -14 = 64
11y = 64

Divide each side by '11'.
y = 5.818181818

Simplifying
y = 5.818181818

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