12(3+y)=5(2y+7)

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Solution for 12(3+y)=5(2y+7) equation:


Simplifying
12(3 + y) = 5(2y + 7)
(3 * 12 + y * 12) = 5(2y + 7)
(36 + 12y) = 5(2y + 7)

Reorder the terms:
36 + 12y = 5(7 + 2y)
36 + 12y = (7 * 5 + 2y * 5)
36 + 12y = (35 + 10y)

Solving
36 + 12y = 35 + 10y

Solving for variable 'y'.

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

Add '-10y' to each side of the equation.
36 + 12y + -10y = 35 + 10y + -10y

Combine like terms: 12y + -10y = 2y
36 + 2y = 35 + 10y + -10y

Combine like terms: 10y + -10y = 0
36 + 2y = 35 + 0
36 + 2y = 35

Add '-36' to each side of the equation.
36 + -36 + 2y = 35 + -36

Combine like terms: 36 + -36 = 0
0 + 2y = 35 + -36
2y = 35 + -36

Combine like terms: 35 + -36 = -1
2y = -1

Divide each side by '2'.
y = -0.5

Simplifying
y = -0.5

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