5y-2(4-1y)=3y+1-2(2y-4)-1

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Solution for 5y-2(4-1y)=3y+1-2(2y-4)-1 equation:


Simplifying
5y + -2(4 + -1y) = 3y + 1 + -2(2y + -4) + -1
5y + (4 * -2 + -1y * -2) = 3y + 1 + -2(2y + -4) + -1
5y + (-8 + 2y) = 3y + 1 + -2(2y + -4) + -1

Reorder the terms:
-8 + 5y + 2y = 3y + 1 + -2(2y + -4) + -1

Combine like terms: 5y + 2y = 7y
-8 + 7y = 3y + 1 + -2(2y + -4) + -1

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

Reorder the terms:
-8 + 7y = 1 + 8 + -1 + 3y + -4y

Combine like terms: 1 + 8 = 9
-8 + 7y = 9 + -1 + 3y + -4y

Combine like terms: 9 + -1 = 8
-8 + 7y = 8 + 3y + -4y

Combine like terms: 3y + -4y = -1y
-8 + 7y = 8 + -1y

Solving
-8 + 7y = 8 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
-8 + 7y + y = 8 + -1y + y

Combine like terms: 7y + y = 8y
-8 + 8y = 8 + -1y + y

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

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

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

Combine like terms: 8 + 8 = 16
8y = 16

Divide each side by '8'.
y = 2

Simplifying
y = 2

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