-7(-7x-4)=-72-x

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Solution for -7(-7x-4)=-72-x equation:


Simplifying
-7(-7x + -4) = -72 + -1x

Reorder the terms:
-7(-4 + -7x) = -72 + -1x
(-4 * -7 + -7x * -7) = -72 + -1x
(28 + 49x) = -72 + -1x

Solving
28 + 49x = -72 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
28 + 49x + x = -72 + -1x + x

Combine like terms: 49x + x = 50x
28 + 50x = -72 + -1x + x

Combine like terms: -1x + x = 0
28 + 50x = -72 + 0
28 + 50x = -72

Add '-28' to each side of the equation.
28 + -28 + 50x = -72 + -28

Combine like terms: 28 + -28 = 0
0 + 50x = -72 + -28
50x = -72 + -28

Combine like terms: -72 + -28 = -100
50x = -100

Divide each side by '50'.
x = -2

Simplifying
x = -2

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