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variance or multiplier as cisco is calling the tech = lower metrics are better than higher ones > you multiply your primary route by 2 (10 here) and that will be the worse possible metric will load-balance with.

R1(config-router)#do show run | s eigrp 10\\
router eigrp 10\\
 **variance 10**\\
 network 4.4.4.0 0.0.0.255\\
 network 79.112.0.0 0.0.0.255\\
 network 79.112.1.0 0.0.0.255\\
 no auto-summary\\
R1(config-router)#do show run int gi 5/0\\
Building configuration...\\

Current configuration : 110 bytes\\
!
interface GigabitEthernet5/0\\
 bandwidth 1100000\\
 ip address 79.112.0.1 255.255.255.0\\
 negotiation auto\\
end\\

R1(config-router)#do show run int gi 4/0\\
Building configuration...\\

Current configuration : 109 bytes\\
!
interface GigabitEthernet4/0\\
 bandwidth 425000\\
 ip address 79.112.1.1 255.255.255.0\\
 negotiation auto\\
end\\

R1(config-router)#do sh ip eigrp top\\
IP-EIGRP Topology Table for AS(10)/ID(79.112.1.1)\\
Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply,r - reply Status, s - sia Status\\
P 4.4.4.0/24, 1 successors, FD is 2816\\
via Connected, GigabitEthernet6/0\\
P 8.8.8.0/24, 1 successors, FD is 3328\\
via 79.112.0.2 (3328/3072), GigabitEthernet5/0\\
via 79.112.1.2 (6656/3072), GigabitEthernet4/0\\
P 86.105.2.0/24, 1 successors, FD is 3328\\
via 79.112.0.2 (3328/3072), GigabitEthernet5/0\\
P 86.105.1.0/24, 1 successors, FD is 3072\\
via 79.112.0.2 (3072/2816), GigabitEthernet5/0\\
P 79.112.1.0/24, 1 successors, FD is 6144\\
via Connected, GigabitEthernet4/0\\
P 79.112.0.0/24, 1 successors, FD is 2560\\
via Connected, GigabitEthernet5/0\\
P 79.0.0.0/8, 1 successors, FD is 3584\\
via 79.112.0.2 (3584/3328), GigabitEthernet5/0\\
P 86.0.0.0/8, 1 successors, FD is 6400\\
via 79.112.1.2 (6400/2816), GigabitEthernet4/0\\
R1(config-router)#do sh ip route\\
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP\\
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area\\
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2\\
E1 - OSPF external type 1, E2 - OSPF external type 2\\
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2\\
ia - IS-IS inter area, * - candidate default, U - per-user static route\\
o - ODR, P - periodic downloaded static route\\
Gateway of last resort is not set\\
86.0.0.0/8 is variably subnetted, 3 subnets, 2 masks\\
D 86.105.2.0/24 [90/3328] via 79.112.0.2, 00:21:10, GigabitEthernet5/0\\
D 86.105.1.0/24 [90/3072] via 79.112.0.2, 00:21:10, GigabitEthernet5/0\\
D 86.0.0.0/8 [90/6400] via 79.112.1.2, 00:21:10, GigabitEthernet4/0\\
4.0.0.0/24 is subnetted, 1 subnets\\
C 4.4.4.0 is directly connected, GigabitEthernet6/0\\
8.0.0.0/24 is subnetted, 1 subnets\\
D 8.8.8.0 [90/6656] via 79.112.1.2, 00:21:10, GigabitEthernet4/0\\
[90/3328] via 79.112.0.2, 00:21:10, GigabitEthernet5/0\\
79.0.0.0/8 is variably subnetted, 3 subnets, 2 masks\\
C       79.112.1.0/24 is directly connected, GigabitEthernet4/0\\
C       79.112.0.0/24 is directly connected, GigabitEthernet5/0\\
D       79.0.0.0/8 [90/3584] via 79.112.0.2, 00:21:10, GigabitEthernet5/0\\

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