4) c - b = 6
10k - 8k = 6
2k =6
k = 6/2
k = 3✔
a = 6 (3) = 18✔
b = 8 (3) = 24✔
18 + 24
42✔Rpta
__________________________________
5) a + b = 14
5k + 2k = 14
7k = 14
k= 2✔
a = 5 (2) =10✔
b = 2 (2) = 4✔
10 (4)
40✔Rpta
Saludos
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4) c - b = 6
10k - 8k = 6
2k =6
k = 6/2
k = 3✔
a = 6 (3) = 18✔
b = 8 (3) = 24✔
18 + 24
42✔Rpta
__________________________________
5) a + b = 14
5k + 2k = 14
7k = 14
k= 2✔
a = 5 (2) =10✔
b = 2 (2) = 4✔
10 (4)
40✔Rpta
Saludos