-3(y+1)=4y-7+4(2y+4)

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Solution for -3(y+1)=4y-7+4(2y+4) equation:


Simplifying
-3(y + 1) = 4y + -7 + 4(2y + 4)

Reorder the terms:
-3(1 + y) = 4y + -7 + 4(2y + 4)
(1 * -3 + y * -3) = 4y + -7 + 4(2y + 4)
(-3 + -3y) = 4y + -7 + 4(2y + 4)

Reorder the terms:
-3 + -3y = 4y + -7 + 4(4 + 2y)
-3 + -3y = 4y + -7 + (4 * 4 + 2y * 4)
-3 + -3y = 4y + -7 + (16 + 8y)

Reorder the terms:
-3 + -3y = -7 + 16 + 4y + 8y

Combine like terms: -7 + 16 = 9
-3 + -3y = 9 + 4y + 8y

Combine like terms: 4y + 8y = 12y
-3 + -3y = 9 + 12y

Solving
-3 + -3y = 9 + 12y

Solving for variable 'y'.

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

Add '-12y' to each side of the equation.
-3 + -3y + -12y = 9 + 12y + -12y

Combine like terms: -3y + -12y = -15y
-3 + -15y = 9 + 12y + -12y

Combine like terms: 12y + -12y = 0
-3 + -15y = 9 + 0
-3 + -15y = 9

Add '3' to each side of the equation.
-3 + 3 + -15y = 9 + 3

Combine like terms: -3 + 3 = 0
0 + -15y = 9 + 3
-15y = 9 + 3

Combine like terms: 9 + 3 = 12
-15y = 12

Divide each side by '-15'.
y = -0.8

Simplifying
y = -0.8

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