y-7=-1(x-1)

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Solution for y-7=-1(x-1) equation:


Simplifying
y + -7 = -1(x + -1)

Reorder the terms:
-7 + y = -1(x + -1)

Reorder the terms:
-7 + y = -1(-1 + x)
-7 + y = (-1 * -1 + x * -1)
-7 + y = (1 + -1x)

Solving
-7 + y = 1 + -1x

Solving for variable 'y'.

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

Add '7' to each side of the equation.
-7 + 7 + y = 1 + 7 + -1x

Combine like terms: -7 + 7 = 0
0 + y = 1 + 7 + -1x
y = 1 + 7 + -1x

Combine like terms: 1 + 7 = 8
y = 8 + -1x

Simplifying
y = 8 + -1x

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