Question

Aflați necunoscutul j+o+7=16​

Answer 1

Am sa presupun ca necunoscutele j si o aprtin multimii naturale

j+o=16-7

j+o=9

j={0,1,2,3,4,5,6,7,8,9}

o={9,8,7,6,5,4,3,2,1,0}

Answer 2

J+o+7=16

J+o=16-7

J={0,1,2,3,4,5,6,7,8,9}

o={9,8,7,6,5,4,3,2,1,0}