y-1=3(x-13)

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Solution for y-1=3(x-13) equation:


Simplifying
y + -1 = 3(x + -13)

Reorder the terms:
-1 + y = 3(x + -13)

Reorder the terms:
-1 + y = 3(-13 + x)
-1 + y = (-13 * 3 + x * 3)
-1 + y = (-39 + 3x)

Solving
-1 + y = -39 + 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 = -39 + 1 + 3x

Combine like terms: -1 + 1 = 0
0 + y = -39 + 1 + 3x
y = -39 + 1 + 3x

Combine like terms: -39 + 1 = -38
y = -38 + 3x

Simplifying
y = -38 + 3x

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