-7(-3x+7)=-7

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


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

Reorder the terms:
-7(7 + -3x) = -7
(7 * -7 + -3x * -7) = -7
(-49 + 21x) = -7

Solving
-49 + 21x = -7

Solving for variable 'x'.

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

Add '49' to each side of the equation.
-49 + 49 + 21x = -7 + 49

Combine like terms: -49 + 49 = 0
0 + 21x = -7 + 49
21x = -7 + 49

Combine like terms: -7 + 49 = 42
21x = 42

Divide each side by '21'.
x = 2

Simplifying
x = 2

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