Y-3=3(x+1)

Solution for Y-3=3(x+1) equation:

Simplifying
Y + -3 = 3(x + 1)

Reorder the terms:
-3 + Y = 3(x + 1)

Reorder the terms:
-3 + Y = 3(1 + x)
-3 + Y = (1 * 3 + x * 3)
-3 + Y = (3 + 3x)

Solving
-3 + Y = 3 + 3x

Solving for variable 'Y'.

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

Add '3' to each side of the equation.
-3 + 3 + Y = 3 + 3 + 3x

Combine like terms: -3 + 3 = 0
0 + Y = 3 + 3 + 3x
Y = 3 + 3 + 3x

Combine like terms: 3 + 3 = 6
Y = 6 + 3x

Simplifying
Y = 6 + 3x