y+1=3(x-7)

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Solution for y+1=3(x-7) equation:


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

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

Reorder the terms:
1 + y = 3(-7 + x)
1 + y = (-7 * 3 + x * 3)
1 + y = (-21 + 3x)

Solving
1 + y = -21 + 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 = -21 + -1 + 3x

Combine like terms: 1 + -1 = 0
0 + y = -21 + -1 + 3x
y = -21 + -1 + 3x

Combine like terms: -21 + -1 = -22
y = -22 + 3x

Simplifying
y = -22 + 3x

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