-17=-20-m

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Solution for -17=-20-m equation:


Simplifying
-17 = -20 + -1m

Solving
-17 = -20 + -1m

Solving for variable 'm'.

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

Add 'm' to each side of the equation.
-17 + m = -20 + -1m + m

Combine like terms: -1m + m = 0
-17 + m = -20 + 0
-17 + m = -20

Add '17' to each side of the equation.
-17 + 17 + m = -20 + 17

Combine like terms: -17 + 17 = 0
0 + m = -20 + 17
m = -20 + 17

Combine like terms: -20 + 17 = -3
m = -3

Simplifying
m = -3

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