x(x+7)-x^2=-49

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Solution for x(x+7)-x^2=-49 equation: 


Simplifying
x(x + 7) + -1x2 = -49

Reorder the terms:
x(7 + x) + -1x2 = -49
(7 * x + x * x) + -1x2 = -49
(7x + x2) + -1x2 = -49

Combine like terms: x2 + -1x2 = 0
7x + 0 = -49
7x = -49

Solving
7x = -49

Solving for variable 'x'.

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

Divide each side by '7'.
x = -7

Simplifying
x = -7

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