8+5(3+8m)=-257

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Solution for 8+5(3+8m)=-257 equation:


Simplifying
8 + 5(3 + 8m) = -257
8 + (3 * 5 + 8m * 5) = -257
8 + (15 + 40m) = -257

Combine like terms: 8 + 15 = 23
23 + 40m = -257

Solving
23 + 40m = -257

Solving for variable 'm'.

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

Add '-23' to each side of the equation.
23 + -23 + 40m = -257 + -23

Combine like terms: 23 + -23 = 0
0 + 40m = -257 + -23
40m = -257 + -23

Combine like terms: -257 + -23 = -280
40m = -280

Divide each side by '40'.
m = -7

Simplifying
m = -7

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