How to solve a Rubik's cube 7х7 - Step 5
At the beginning of this stage, you should have the entire upper face assembled.
At the end of the stage you should have all the layers except the bottom one assembled.
Apply the formulas for the third step of assembling a 3x3 cube. We assemble the second layer. Find the side edge, and place it on the bottom face. Now, depending on how the colors of the cubes stand up, do the operation shown below.
Repeat the operation with the remaining three ribs.
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