Question

bunicul a plantat in livada 15 pomi:8meri 3 peri un gutui,iar restul nuci.Cati nuci sunt?(doua moduri)

Answer 1

15=8+3+1+x
15=12+x
x=15-12
x=3

15-(8+3+1)=x
15-12=x
x=3

Answer 2

a)15-(8+3+1)= =15-12 =3(nuci) b)8+3+1=12 15-12=3(nuci)