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

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


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

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

Reorder the terms:
49 + -7x + -21x = -7

Combine like terms: -7x + -21x = -28x
49 + -28x = -7

Solving
49 + -28x = -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 + -28x = -7 + -49

Combine like terms: 49 + -49 = 0
0 + -28x = -7 + -49
-28x = -7 + -49

Combine like terms: -7 + -49 = -56
-28x = -56

Divide each side by '-28'.
x = 2

Simplifying
x = 2

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