Does anyone know? Sorry I forgot.

Choice D: 6 - r - 6 = - 24 - 6

Step-by-step explanation:

Equation is that sum of 6 and r is -24.

Thus;

6 + (-r) = - 24

6 - r = - 24

To isolate r in this equation, we will subtract 6 from both sides to get;

6 - r - 6 = - 24 - 6

Thus,option D is correct

true

step-by-step explanation:

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noncoplanar points are points that do not lie on the same line.