8(y+10)+y=2(y+2)+7

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Solution for 8(y+10)+y=2(y+2)+7 equation:


Simplifying
8(y + 10) + y = 2(y + 2) + 7

Reorder the terms:
8(10 + y) + y = 2(y + 2) + 7
(10 * 8 + y * 8) + y = 2(y + 2) + 7
(80 + 8y) + y = 2(y + 2) + 7

Combine like terms: 8y + y = 9y
80 + 9y = 2(y + 2) + 7

Reorder the terms:
80 + 9y = 2(2 + y) + 7
80 + 9y = (2 * 2 + y * 2) + 7
80 + 9y = (4 + 2y) + 7

Reorder the terms:
80 + 9y = 4 + 7 + 2y

Combine like terms: 4 + 7 = 11
80 + 9y = 11 + 2y

Solving
80 + 9y = 11 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
80 + 9y + -2y = 11 + 2y + -2y

Combine like terms: 9y + -2y = 7y
80 + 7y = 11 + 2y + -2y

Combine like terms: 2y + -2y = 0
80 + 7y = 11 + 0
80 + 7y = 11

Add '-80' to each side of the equation.
80 + -80 + 7y = 11 + -80

Combine like terms: 80 + -80 = 0
0 + 7y = 11 + -80
7y = 11 + -80

Combine like terms: 11 + -80 = -69
7y = -69

Divide each side by '7'.
y = -9.857142857

Simplifying
y = -9.857142857

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