Math pattern brain teaser!!?

0 ⤊

Find the pattern to find the ?.

0 -12 -8
-15 21 ?
30 -78 -42
-105 219 111

Sorry, I couldn't format it. There are 3 columns and 4 rows.

2007-01-05 19:09:02 · 3 answers · asked by culture_killer 3 in Science & Mathematics ➔ Mathematics

9

I won't spoil it for others by giving the pattern,
but it's not very difficult. Just look at the differences
going down each column.

2007-01-05 19:24:23 · answer #1 · answered by rairden 4 · 0⤊ 0⤋

I would say the value of the ? is 9

2007-01-06 03:24:52 · answer #2 · answered by gamefreak 3 · 0⤊ 0⤋

...

2007-01-06 03:26:48 · answer #3 · answered by modulo_function 7 · 0⤊ 5⤋