91=-7(7+4x)

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


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

Solving
91 = -49 + -28x

Solving for variable 'x'.

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

Add '28x' to each side of the equation.
91 + 28x = -49 + -28x + 28x

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

Add '-91' to each side of the equation.
91 + -91 + 28x = -49 + -91

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

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

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

Simplifying
x = -5

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