-7(y+3)=-4y-12

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Solution for -7(y+3)=-4y-12 equation:


Simplifying
-7(y + 3) = -4y + -12

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

Reorder the terms:
-21 + -7y = -12 + -4y

Solving
-21 + -7y = -12 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
-21 + -7y + 4y = -12 + -4y + 4y

Combine like terms: -7y + 4y = -3y
-21 + -3y = -12 + -4y + 4y

Combine like terms: -4y + 4y = 0
-21 + -3y = -12 + 0
-21 + -3y = -12

Add '21' to each side of the equation.
-21 + 21 + -3y = -12 + 21

Combine like terms: -21 + 21 = 0
0 + -3y = -12 + 21
-3y = -12 + 21

Combine like terms: -12 + 21 = 9
-3y = 9

Divide each side by '-3'.
y = -3

Simplifying
y = -3

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