(5y-1)-(8y+4)=

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Solution for (5y-1)-(8y+4)= equation:


Simplifying
(5y + -1) + -1(8y + 4) = 0

Reorder the terms:
(-1 + 5y) + -1(8y + 4) = 0

Remove parenthesis around (-1 + 5y)
-1 + 5y + -1(8y + 4) = 0

Reorder the terms:
-1 + 5y + -1(4 + 8y) = 0
-1 + 5y + (4 * -1 + 8y * -1) = 0
-1 + 5y + (-4 + -8y) = 0

Reorder the terms:
-1 + -4 + 5y + -8y = 0

Combine like terms: -1 + -4 = -5
-5 + 5y + -8y = 0

Combine like terms: 5y + -8y = -3y
-5 + -3y = 0

Solving
-5 + -3y = 0

Solving for variable 'y'.

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

Add '5' to each side of the equation.
-5 + 5 + -3y = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -3y = 0 + 5
-3y = 0 + 5

Combine like terms: 0 + 5 = 5
-3y = 5

Divide each side by '-3'.
y = -1.666666667

Simplifying
y = -1.666666667

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