y-20=-7(x-10)

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Solution for y-20=-7(x-10) equation: 


Simplifying
y + -20 = -7(x + -10)

Reorder the terms:
-20 + y = -7(x + -10)

Reorder the terms:
-20 + y = -7(-10 + x)
-20 + y = (-10 * -7 + x * -7)
-20 + y = (70 + -7x)

Solving
-20 + y = 70 + -7x

Solving for variable 'y'.

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

Add '20' to each side of the equation.
-20 + 20 + y = 70 + 20 + -7x

Combine like terms: -20 + 20 = 0
0 + y = 70 + 20 + -7x
y = 70 + 20 + -7x

Combine like terms: 70 + 20 = 90
y = 90 + -7x

Simplifying
y = 90 + -7x

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