40=-2(m+4)

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Solution for 40=-2(m+4) equation: 


Simplifying
40 = -2(m + 4)

Reorder the terms:
40 = -2(4 + m)
40 = (4 * -2 + m * -2)
40 = (-8 + -2m)

Solving
40 = -8 + -2m

Solving for variable 'm'.

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

Add '2m' to each side of the equation.
40 + 2m = -8 + -2m + 2m

Combine like terms: -2m + 2m = 0
40 + 2m = -8 + 0
40 + 2m = -8

Add '-40' to each side of the equation.
40 + -40 + 2m = -8 + -40

Combine like terms: 40 + -40 = 0
0 + 2m = -8 + -40
2m = -8 + -40

Combine like terms: -8 + -40 = -48
2m = -48

Divide each side by '2'.
m = -24

Simplifying
m = -24

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