-1(-7x+7y)=-1(-42)

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Solution for -1(-7x+7y)=-1(-42) equation: 


Simplifying
-1(-7x + 7y) = -1(-42)
(-7x * -1 + 7y * -1) = -1(-42)
(7x + -7y) = -1(-42)

Multiply -1 * -42
7x + -7y = 42

Solving
7x + -7y = 42

Solving for variable 'x'.

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

Add '7y' to each side of the equation.
7x + -7y + 7y = 42 + 7y

Combine like terms: -7y + 7y = 0
7x + 0 = 42 + 7y
7x = 42 + 7y

Divide each side by '7'.
x = 6 + y

Simplifying
x = 6 + y

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