7(-7m-1)=91

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Solution for 7(-7m-1)=91 equation:


Simplifying
7(-7m + -1) = 91

Reorder the terms:
7(-1 + -7m) = 91
(-1 * 7 + -7m * 7) = 91
(-7 + -49m) = 91

Solving
-7 + -49m = 91

Solving for variable 'm'.

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

Add '7' to each side of the equation.
-7 + 7 + -49m = 91 + 7

Combine like terms: -7 + 7 = 0
0 + -49m = 91 + 7
-49m = 91 + 7

Combine like terms: 91 + 7 = 98
-49m = 98

Divide each side by '-49'.
m = -2

Simplifying
m = -2

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