7(y+7)+y=3(y+5)+7

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Solution for 7(y+7)+y=3(y+5)+7 equation:


Simplifying
7(y + 7) + y = 3(y + 5) + 7

Reorder the terms:
7(7 + y) + y = 3(y + 5) + 7
(7 * 7 + y * 7) + y = 3(y + 5) + 7
(49 + 7y) + y = 3(y + 5) + 7

Combine like terms: 7y + y = 8y
49 + 8y = 3(y + 5) + 7

Reorder the terms:
49 + 8y = 3(5 + y) + 7
49 + 8y = (5 * 3 + y * 3) + 7
49 + 8y = (15 + 3y) + 7

Reorder the terms:
49 + 8y = 15 + 7 + 3y

Combine like terms: 15 + 7 = 22
49 + 8y = 22 + 3y

Solving
49 + 8y = 22 + 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.
49 + 8y + -3y = 22 + 3y + -3y

Combine like terms: 8y + -3y = 5y
49 + 5y = 22 + 3y + -3y

Combine like terms: 3y + -3y = 0
49 + 5y = 22 + 0
49 + 5y = 22

Add '-49' to each side of the equation.
49 + -49 + 5y = 22 + -49

Combine like terms: 49 + -49 = 0
0 + 5y = 22 + -49
5y = 22 + -49

Combine like terms: 22 + -49 = -27
5y = -27

Divide each side by '5'.
y = -5.4

Simplifying
y = -5.4

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