-2(y+3)=y-9+3(4y+7)

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Solution for -2(y+3)=y-9+3(4y+7) equation:


Simplifying
-2(y + 3) = y + -9 + 3(4y + 7)

Reorder the terms:
-2(3 + y) = y + -9 + 3(4y + 7)
(3 * -2 + y * -2) = y + -9 + 3(4y + 7)
(-6 + -2y) = y + -9 + 3(4y + 7)

Reorder the terms:
-6 + -2y = y + -9 + 3(7 + 4y)
-6 + -2y = y + -9 + (7 * 3 + 4y * 3)
-6 + -2y = y + -9 + (21 + 12y)

Reorder the terms:
-6 + -2y = -9 + 21 + y + 12y

Combine like terms: -9 + 21 = 12
-6 + -2y = 12 + y + 12y

Combine like terms: y + 12y = 13y
-6 + -2y = 12 + 13y

Solving
-6 + -2y = 12 + 13y

Solving for variable 'y'.

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

Add '-13y' to each side of the equation.
-6 + -2y + -13y = 12 + 13y + -13y

Combine like terms: -2y + -13y = -15y
-6 + -15y = 12 + 13y + -13y

Combine like terms: 13y + -13y = 0
-6 + -15y = 12 + 0
-6 + -15y = 12

Add '6' to each side of the equation.
-6 + 6 + -15y = 12 + 6

Combine like terms: -6 + 6 = 0
0 + -15y = 12 + 6
-15y = 12 + 6

Combine like terms: 12 + 6 = 18
-15y = 18

Divide each side by '-15'.
y = -1.2

Simplifying
y = -1.2

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