7(y+4)+y=3(y+3)+7

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Solution for 7(y+4)+y=3(y+3)+7 equation:


Simplifying
7(y + 4) + y = 3(y + 3) + 7

Reorder the terms:
7(4 + y) + y = 3(y + 3) + 7
(4 * 7 + y * 7) + y = 3(y + 3) + 7
(28 + 7y) + y = 3(y + 3) + 7

Combine like terms: 7y + y = 8y
28 + 8y = 3(y + 3) + 7

Reorder the terms:
28 + 8y = 3(3 + y) + 7
28 + 8y = (3 * 3 + y * 3) + 7
28 + 8y = (9 + 3y) + 7

Reorder the terms:
28 + 8y = 9 + 7 + 3y

Combine like terms: 9 + 7 = 16
28 + 8y = 16 + 3y

Solving
28 + 8y = 16 + 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.
28 + 8y + -3y = 16 + 3y + -3y

Combine like terms: 8y + -3y = 5y
28 + 5y = 16 + 3y + -3y

Combine like terms: 3y + -3y = 0
28 + 5y = 16 + 0
28 + 5y = 16

Add '-28' to each side of the equation.
28 + -28 + 5y = 16 + -28

Combine like terms: 28 + -28 = 0
0 + 5y = 16 + -28
5y = 16 + -28

Combine like terms: 16 + -28 = -12
5y = -12

Divide each side by '5'.
y = -2.4

Simplifying
y = -2.4

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