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

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Solution for 10(y+5)=2(y+9) equation:


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

Reorder the terms:
10(5 + y) = 2(y + 9)
(5 * 10 + y * 10) = 2(y + 9)
(50 + 10y) = 2(y + 9)

Reorder the terms:
50 + 10y = 2(9 + y)
50 + 10y = (9 * 2 + y * 2)
50 + 10y = (18 + 2y)

Solving
50 + 10y = 18 + 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.
50 + 10y + -2y = 18 + 2y + -2y

Combine like terms: 10y + -2y = 8y
50 + 8y = 18 + 2y + -2y

Combine like terms: 2y + -2y = 0
50 + 8y = 18 + 0
50 + 8y = 18

Add '-50' to each side of the equation.
50 + -50 + 8y = 18 + -50

Combine like terms: 50 + -50 = 0
0 + 8y = 18 + -50
8y = 18 + -50

Combine like terms: 18 + -50 = -32
8y = -32

Divide each side by '8'.
y = -4

Simplifying
y = -4

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