7(7-4x)=-91

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Solution for 7(7-4x)=-91 equation: 


Simplifying
7(7 + -4x) = -91
(7 * 7 + -4x * 7) = -91
(49 + -28x) = -91

Solving
49 + -28x = -91

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 = -91 + -49

Combine like terms: 49 + -49 = 0
0 + -28x = -91 + -49
-28x = -91 + -49

Combine like terms: -91 + -49 = -140
-28x = -140

Divide each side by '-28'.
x = 5

Simplifying
x = 5

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