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a-b=5864 a+(a+b)=b×7 ?

Răspuns :

a=b+5864

b+5864+(b+5864+b) =b×7

b×3+2×5864=b×7

b×4=5864×2

b×4=11728

b=11728:4

b=2932

a=2932+5864

a=8796
a-b=5864; a+(a+b)=7b; 2a+b=7b; a=6b/2=3b; 3b-b=5864; 2b=5864; b=2932; a=8796