7(y+8)=3y+20

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Solution for 7(y+8)=3y+20 equation:


Simplifying
7(y + 8) = 3y + 20

Reorder the terms:
7(8 + y) = 3y + 20
(8 * 7 + y * 7) = 3y + 20
(56 + 7y) = 3y + 20

Reorder the terms:
56 + 7y = 20 + 3y

Solving
56 + 7y = 20 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
56 + 7y + -3y = 20 + 3y + -3y

Combine like terms: 7y + -3y = 4y
56 + 4y = 20 + 3y + -3y

Combine like terms: 3y + -3y = 0
56 + 4y = 20 + 0
56 + 4y = 20

Add '-56' to each side of the equation.
56 + -56 + 4y = 20 + -56

Combine like terms: 56 + -56 = 0
0 + 4y = 20 + -56
4y = 20 + -56

Combine like terms: 20 + -56 = -36
4y = -36

Divide each side by '4'.
y = -9

Simplifying
y = -9

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