(Y-7)-(y+6)=3y

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Solution for (Y-7)-(y+6)=3y equation:


Simplifying
(Y + -7) + -1(y + 6) = 3y

Reorder the terms:
(-7 + Y) + -1(y + 6) = 3y

Remove parenthesis around (-7 + Y)
-7 + Y + -1(y + 6) = 3y

Reorder the terms:
-7 + Y + -1(6 + y) = 3y
-7 + Y + (6 * -1 + y * -1) = 3y
-7 + Y + (-6 + -1y) = 3y

Reorder the terms:
-7 + -6 + Y + -1y = 3y

Combine like terms: -7 + -6 = -13
-13 + Y + -1y = 3y

Solving
-13 + Y + -1y = 3y

Solving for variable 'Y'.

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

Add '13' to each side of the equation.
-13 + Y + 13 + -1y = 13 + 3y

Reorder the terms:
-13 + 13 + Y + -1y = 13 + 3y

Combine like terms: -13 + 13 = 0
0 + Y + -1y = 13 + 3y
Y + -1y = 13 + 3y

Add 'y' to each side of the equation.
Y + -1y + y = 13 + 3y + y

Combine like terms: -1y + y = 0
Y + 0 = 13 + 3y + y
Y = 13 + 3y + y

Combine like terms: 3y + y = 4y
Y = 13 + 4y

Simplifying
Y = 13 + 4y

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