Draw both chair conformation (ring-flip) and use the table to determine the stability of chair conformations based on the axial groups
Ring Flipping - an overview
Which is more stable, cis -1-ethyl-2-methylcyclohexane or trans -1-ethyl-2-methylcyclohexane?
Cyclohexane conformation - Wikipedia
Stereoisomers: Ring Conformations - Chemistry LibreTexts
E2 and E1 Elimination Reactions of Cyclohexanes - Practice Problems
Cis and Trans Decalin - Chemistry Steps
b. For each pair, indicate which conformer is more stable.
3.6. Strain and Conformation in Cyclic Molecules – Introduction to Organic Chemistry
Converting Bond-Line, Newman, and Fischer Projection
Chemistry Steps
Ring Flip of Chair Conformations with Practice Problems - Chemistry Steps
Ch 3 : Cyclohexane
Ring Flipping - an overview