Asked by Isabella
I want to know what 9 + blank equals 19
Answers
Isabella
I'm not very sure can you answer me
oobleck
9+___=19
subtract 9 from both sides and you have
9+___-9 = 19-9
since 9-9=0, this is just
___ = 10
that is, 9+10 = 19
subtract 9 from both sides and you have
9+___-9 = 19-9
since 9-9=0, this is just
___ = 10
that is, 9+10 = 19