9(y+2)+y=2(y+5)+7

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Solution for 9(y+2)+y=2(y+5)+7 equation:


Simplifying
9(y + 2) + y = 2(y + 5) + 7

Reorder the terms:
9(2 + y) + y = 2(y + 5) + 7
(2 * 9 + y * 9) + y = 2(y + 5) + 7
(18 + 9y) + y = 2(y + 5) + 7

Combine like terms: 9y + y = 10y
18 + 10y = 2(y + 5) + 7

Reorder the terms:
18 + 10y = 2(5 + y) + 7
18 + 10y = (5 * 2 + y * 2) + 7
18 + 10y = (10 + 2y) + 7

Reorder the terms:
18 + 10y = 10 + 7 + 2y

Combine like terms: 10 + 7 = 17
18 + 10y = 17 + 2y

Solving
18 + 10y = 17 + 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.
18 + 10y + -2y = 17 + 2y + -2y

Combine like terms: 10y + -2y = 8y
18 + 8y = 17 + 2y + -2y

Combine like terms: 2y + -2y = 0
18 + 8y = 17 + 0
18 + 8y = 17

Add '-18' to each side of the equation.
18 + -18 + 8y = 17 + -18

Combine like terms: 18 + -18 = 0
0 + 8y = 17 + -18
8y = 17 + -18

Combine like terms: 17 + -18 = -1
8y = -1

Divide each side by '8'.
y = -0.125

Simplifying
y = -0.125

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