-(3-y)-4=12

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


Simplifying
-1(3 + -1y) + -4 = 12
(3 * -1 + -1y * -1) + -4 = 12
(-3 + 1y) + -4 = 12

Reorder the terms:
-3 + -4 + 1y = 12

Combine like terms: -3 + -4 = -7
-7 + 1y = 12

Solving
-7 + 1y = 12

Solving for variable 'y'.

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

Add '7' to each side of the equation.
-7 + 7 + 1y = 12 + 7

Combine like terms: -7 + 7 = 0
0 + 1y = 12 + 7
1y = 12 + 7

Combine like terms: 12 + 7 = 19
1y = 19

Divide each side by '1'.
y = 19

Simplifying
y = 19

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