-(1+4m)-1=-7(m-1)

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Solution for -(1+4m)-1=-7(m-1) equation:


Simplifying
-1(1 + 4m) + -1 = -7(m + -1)
(1 * -1 + 4m * -1) + -1 = -7(m + -1)
(-1 + -4m) + -1 = -7(m + -1)

Reorder the terms:
-1 + -1 + -4m = -7(m + -1)

Combine like terms: -1 + -1 = -2
-2 + -4m = -7(m + -1)

Reorder the terms:
-2 + -4m = -7(-1 + m)
-2 + -4m = (-1 * -7 + m * -7)
-2 + -4m = (7 + -7m)

Solving
-2 + -4m = 7 + -7m

Solving for variable 'm'.

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

Add '7m' to each side of the equation.
-2 + -4m + 7m = 7 + -7m + 7m

Combine like terms: -4m + 7m = 3m
-2 + 3m = 7 + -7m + 7m

Combine like terms: -7m + 7m = 0
-2 + 3m = 7 + 0
-2 + 3m = 7

Add '2' to each side of the equation.
-2 + 2 + 3m = 7 + 2

Combine like terms: -2 + 2 = 0
0 + 3m = 7 + 2
3m = 7 + 2

Combine like terms: 7 + 2 = 9
3m = 9

Divide each side by '3'.
m = 3

Simplifying
m = 3

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