y-1=3(x+2)

Solution for y-1=3(x+2) equation:

Simplifying
y + -1 = 3(x + 2)

Reorder the terms:
-1 + y = 3(x + 2)

Reorder the terms:
-1 + y = 3(2 + x)
-1 + y = (2 * 3 + x * 3)
-1 + y = (6 + 3x)

Solving
-1 + y = 6 + 3x

Solving for variable 'y'.

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

Add '1' to each side of the equation.
-1 + 1 + y = 6 + 1 + 3x

Combine like terms: -1 + 1 = 0
0 + y = 6 + 1 + 3x
y = 6 + 1 + 3x

Combine like terms: 6 + 1 = 7
y = 7 + 3x

Simplifying
y = 7 + 3x