1y+2(y+2)=20-4y

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Solution for 1y+2(y+2)=20-4y equation:


Simplifying
1y + 2(y + 2) = 20 + -4y

Reorder the terms:
1y + 2(2 + y) = 20 + -4y
1y + (2 * 2 + y * 2) = 20 + -4y
1y + (4 + 2y) = 20 + -4y

Reorder the terms:
4 + 1y + 2y = 20 + -4y

Combine like terms: 1y + 2y = 3y
4 + 3y = 20 + -4y

Solving
4 + 3y = 20 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
4 + 3y + 4y = 20 + -4y + 4y

Combine like terms: 3y + 4y = 7y
4 + 7y = 20 + -4y + 4y

Combine like terms: -4y + 4y = 0
4 + 7y = 20 + 0
4 + 7y = 20

Add '-4' to each side of the equation.
4 + -4 + 7y = 20 + -4

Combine like terms: 4 + -4 = 0
0 + 7y = 20 + -4
7y = 20 + -4

Combine like terms: 20 + -4 = 16
7y = 16

Divide each side by '7'.
y = 2.285714286

Simplifying
y = 2.285714286

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