7y+5(y+3)=12

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


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

Reorder the terms:
7y + 5(3 + y) = 12
7y + (3 * 5 + y * 5) = 12
7y + (15 + 5y) = 12

Reorder the terms:
15 + 7y + 5y = 12

Combine like terms: 7y + 5y = 12y
15 + 12y = 12

Solving
15 + 12y = 12

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + 12y = 12 + -15

Combine like terms: 15 + -15 = 0
0 + 12y = 12 + -15
12y = 12 + -15

Combine like terms: 12 + -15 = -3
12y = -3

Divide each side by '12'.
y = -0.25

Simplifying
y = -0.25

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