(5y-5)-(3y-12)=3

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Solution for (5y-5)-(3y-12)=3 equation:


Simplifying
(5y + -5) + -1(3y + -12) = 3

Reorder the terms:
(-5 + 5y) + -1(3y + -12) = 3

Remove parenthesis around (-5 + 5y)
-5 + 5y + -1(3y + -12) = 3

Reorder the terms:
-5 + 5y + -1(-12 + 3y) = 3
-5 + 5y + (-12 * -1 + 3y * -1) = 3
-5 + 5y + (12 + -3y) = 3

Reorder the terms:
-5 + 12 + 5y + -3y = 3

Combine like terms: -5 + 12 = 7
7 + 5y + -3y = 3

Combine like terms: 5y + -3y = 2y
7 + 2y = 3

Solving
7 + 2y = 3

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 + 2y = 3 + -7

Combine like terms: 7 + -7 = 0
0 + 2y = 3 + -7
2y = 3 + -7

Combine like terms: 3 + -7 = -4
2y = -4

Divide each side by '2'.
y = -2

Simplifying
y = -2

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