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

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


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

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

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

Combine like terms: -7 + -4 = -11
-11 + -1y = 3(y + 3)

Reorder the terms:
-11 + -1y = 3(3 + y)
-11 + -1y = (3 * 3 + y * 3)
-11 + -1y = (9 + 3y)

Solving
-11 + -1y = 9 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
-11 + -1y + -3y = 9 + 3y + -3y

Combine like terms: -1y + -3y = -4y
-11 + -4y = 9 + 3y + -3y

Combine like terms: 3y + -3y = 0
-11 + -4y = 9 + 0
-11 + -4y = 9

Add '11' to each side of the equation.
-11 + 11 + -4y = 9 + 11

Combine like terms: -11 + 11 = 0
0 + -4y = 9 + 11
-4y = 9 + 11

Combine like terms: 9 + 11 = 20
-4y = 20

Divide each side by '-4'.
y = -5

Simplifying
y = -5

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