y-1=-13(x-6)

Solution for y-1=-13(x-6) equation:

Simplifying
y + -1 = -13(x + -6)

Reorder the terms:
-1 + y = -13(x + -6)

Reorder the terms:
-1 + y = -13(-6 + x)
-1 + y = (-6 * -13 + x * -13)
-1 + y = (78 + -13x)

Solving
-1 + y = 78 + -13x

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 = 78 + 1 + -13x

Combine like terms: -1 + 1 = 0
0 + y = 78 + 1 + -13x
y = 78 + 1 + -13x

Combine like terms: 78 + 1 = 79
y = 79 + -13x

Simplifying
y = 79 + -13x