(8y-9)-(6y-1)=

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Solution for (8y-9)-(6y-1)= equation:


Simplifying
(8y + -9) + -1(6y + -1) = 0

Reorder the terms:
(-9 + 8y) + -1(6y + -1) = 0

Remove parenthesis around (-9 + 8y)
-9 + 8y + -1(6y + -1) = 0

Reorder the terms:
-9 + 8y + -1(-1 + 6y) = 0
-9 + 8y + (-1 * -1 + 6y * -1) = 0
-9 + 8y + (1 + -6y) = 0

Reorder the terms:
-9 + 1 + 8y + -6y = 0

Combine like terms: -9 + 1 = -8
-8 + 8y + -6y = 0

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

Solving
-8 + 2y = 0

Solving for variable 'y'.

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

Add '8' to each side of the equation.
-8 + 8 + 2y = 0 + 8

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

Combine like terms: 0 + 8 = 8
2y = 8

Divide each side by '2'.
y = 4

Simplifying
y = 4

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