7(y+5)+y=3(y+4)+7

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Solution for 7(y+5)+y=3(y+4)+7 equation:


Simplifying
7(y + 5) + y = 3(y + 4) + 7

Reorder the terms:
7(5 + y) + y = 3(y + 4) + 7
(5 * 7 + y * 7) + y = 3(y + 4) + 7
(35 + 7y) + y = 3(y + 4) + 7

Combine like terms: 7y + y = 8y
35 + 8y = 3(y + 4) + 7

Reorder the terms:
35 + 8y = 3(4 + y) + 7
35 + 8y = (4 * 3 + y * 3) + 7
35 + 8y = (12 + 3y) + 7

Reorder the terms:
35 + 8y = 12 + 7 + 3y

Combine like terms: 12 + 7 = 19
35 + 8y = 19 + 3y

Solving
35 + 8y = 19 + 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.
35 + 8y + -3y = 19 + 3y + -3y

Combine like terms: 8y + -3y = 5y
35 + 5y = 19 + 3y + -3y

Combine like terms: 3y + -3y = 0
35 + 5y = 19 + 0
35 + 5y = 19

Add '-35' to each side of the equation.
35 + -35 + 5y = 19 + -35

Combine like terms: 35 + -35 = 0
0 + 5y = 19 + -35
5y = 19 + -35

Combine like terms: 19 + -35 = -16
5y = -16

Divide each side by '5'.
y = -3.2

Simplifying
y = -3.2

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