40-m=3-8(7+4m)

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Solution for 40-m=3-8(7+4m) equation:


Simplifying
40 + -1m = 3 + -8(7 + 4m)
40 + -1m = 3 + (7 * -8 + 4m * -8)
40 + -1m = 3 + (-56 + -32m)

Combine like terms: 3 + -56 = -53
40 + -1m = -53 + -32m

Solving
40 + -1m = -53 + -32m

Solving for variable 'm'.

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

Add '32m' to each side of the equation.
40 + -1m + 32m = -53 + -32m + 32m

Combine like terms: -1m + 32m = 31m
40 + 31m = -53 + -32m + 32m

Combine like terms: -32m + 32m = 0
40 + 31m = -53 + 0
40 + 31m = -53

Add '-40' to each side of the equation.
40 + -40 + 31m = -53 + -40

Combine like terms: 40 + -40 = 0
0 + 31m = -53 + -40
31m = -53 + -40

Combine like terms: -53 + -40 = -93
31m = -93

Divide each side by '31'.
m = -3

Simplifying
m = -3

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