y-4=-(x+7)

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Solution for y-4=-(x+7) equation:


Simplifying
y + -4 = -1(x + 7)

Reorder the terms:
-4 + y = -1(x + 7)

Reorder the terms:
-4 + y = -1(7 + x)
-4 + y = (7 * -1 + x * -1)
-4 + y = (-7 + -1x)

Solving
-4 + y = -7 + -1x

Solving for variable 'y'.

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

Add '4' to each side of the equation.
-4 + 4 + y = -7 + 4 + -1x

Combine like terms: -4 + 4 = 0
0 + y = -7 + 4 + -1x
y = -7 + 4 + -1x

Combine like terms: -7 + 4 = -3
y = -3 + -1x

Simplifying
y = -3 + -1x

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