y-(-7)=-3(x-(-2))

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Solution for y-(-7)=-3(x-(-2)) equation:


Simplifying
y + -1(-7) = -3(x + -1(-2))

Multiply -1 * -7
y + 7 = -3(x + -1(-2))

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

Multiply -1 * -2
7 + y = -3(x + 2)

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

Solving
7 + y = -6 + -3x

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 = -6 + -7 + -3x

Combine like terms: 7 + -7 = 0
0 + y = -6 + -7 + -3x
y = -6 + -7 + -3x

Combine like terms: -6 + -7 = -13
y = -13 + -3x

Simplifying
y = -13 + -3x

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