(8y-4)-(2y-1)=

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Solution for (8y-4)-(2y-1)= equation:


Simplifying
(8y + -4) + -1(2y + -1) = 0

Reorder the terms:
(-4 + 8y) + -1(2y + -1) = 0

Remove parenthesis around (-4 + 8y)
-4 + 8y + -1(2y + -1) = 0

Reorder the terms:
-4 + 8y + -1(-1 + 2y) = 0
-4 + 8y + (-1 * -1 + 2y * -1) = 0
-4 + 8y + (1 + -2y) = 0

Reorder the terms:
-4 + 1 + 8y + -2y = 0

Combine like terms: -4 + 1 = -3
-3 + 8y + -2y = 0

Combine like terms: 8y + -2y = 6y
-3 + 6y = 0

Solving
-3 + 6y = 0

Solving for variable 'y'.

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

Add '3' to each side of the equation.
-3 + 3 + 6y = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 6y = 0 + 3
6y = 0 + 3

Combine like terms: 0 + 3 = 3
6y = 3

Divide each side by '6'.
y = 0.5

Simplifying
y = 0.5

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