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7.99
Scramble: U F' L B R' B' D' B' R U F2 R L D2 F2 R F2 R' F2 R

Solution:
y z2
D R' F' D L2' // cross
U' R U' R' L U2 L' U2 L U' L' // 1st pair
L' U L y U R U' R' // 2nd pair
y' L' U' L U U R U' R' L' U' L // 3rd pair
U R U' R' y' U R' U R // 4th pair
// last layer skip

(5.139) super lucky.
scramble: R2 D2 R2 B D2 L2 B' D2 B2 L2 R F D2 U B' D' L2 D' L'
Inspection: x2 y
xxCross: D' U L D L' U' L R'
3rd pair: y D R U R' D'
4th pair: y' U2 R U R' U R' F R F'
1LLL: U' R U2 R' U2 R' F R F'
AUF: U'

(5.139) super lucky.
scramble: R2 D2 R2 B D2 L2 B' D2 B2 L2 R F D2 U B' D' L2 D' L'
Inspection: x2 y
xxCross: D' U L D L' U' L R'
3rd pair: y D R U R' D'
4th pair: y' U2 R U R' U R' F R F'
1LLL: U' R U2 R' U2 R' F R F'
AUF: U'