2007-10-13 13:23:30 · 11 answers · asked by Mary L 2 in Science & Mathematics ➔ Mathematics
(5)-(6-7)+(-7)
5-(-1)-7
5+1-7
6-7= -1
When there is a +- # it's always subtracting because to add a negative is to subtract....you can only add if it's 2 positives.....and so the answer is -1 and not 11 like everybody else is writing....
2007-10-13 13:29:02 · answer #1 · answered by problem_girl 3 · 1⤊ 2⤋
5 - (1) + 7 = 11
2007-10-17 10:49:09 · answer #2 · answered by Como 7 · 0⤊ 0⤋
11
2007-10-13 20:29:03 · answer #3 · answered by UNIQUE 3 · 0⤊ 1⤋
|5| - |6 - 7| + |-7|
5 - |-1| + 7
5 - 1 + 7
11
2007-10-13 20:29:20 · answer #4 · answered by kindricko 7 · 1⤊ 1⤋
the I I make the # positive
so you have
5- I6-7I+7
5-I-1I+7
5-1+7
4+7
11
2007-10-13 20:49:38 · answer #5 · answered by Anonymous · 0⤊ 1⤋
-1?
2007-10-15 03:30:50 · answer #6 · answered by DARK 2 · 1⤊ 0⤋
11
I5I= 5
I6-7I= I-1I = 1
I-7I= 7
so..
5-1+7= 11
2007-10-13 20:28:50 · answer #7 · answered by RayofChuck 2 · 2⤊ 1⤋
l5l-l6-7l+l-7l=
5-1+7=11
2007-10-13 21:01:07 · answer #8 · answered by mustangs_r4me 2 · 0⤊ 1⤋
the answere is 3 i think
2007-10-13 20:30:52 · answer #9 · answered by b.! 2 · 0⤊ 2⤋
the answer is 11. absolute value!!!! duh!!! hottie_4_sure's you're a math teacher? and you thought the answer was 3?
2007-10-13 20:41:50 · answer #10 · answered by Random guy number 1988 3 · 0⤊ 1⤋