a) 9
b) 17
c) -17
d) 21
2006-11-30 02:11:07 · 7 answers · asked by Tony R 1 in Science & Mathematics ➔ Mathematics
3x + 2y - 2z
3(5) + 2(2) - 2(1)
15 + 4 - 2
19 - 2
17
The answer is 17
- - - - - - -s-
2006-11-30 04:14:02 · answer #1 · answered by SAMUEL D 7 · 0⤊ 0⤋
3 x + 2 y - 2 z
3 ( 5 ) + 2 ( 2 ) - 2 ( 1 )
15 + 4 - 2
19 - 2
17
the answer would be b) 17
2006-11-30 02:15:13 · answer #2 · answered by Angels Eyes 2 · 0⤊ 0⤋
15+4-2=17, so b
2006-11-30 02:12:59 · answer #3 · answered by pito16places 3 · 0⤊ 0⤋
b
3(5)+ 2(2)-2(1)=
15+4-2=
19-2=
17
2006-11-30 02:14:57 · answer #4 · answered by ToadysFroggy 3 · 0⤊ 0⤋
b)17
2006-11-30 02:44:45 · answer #5 · answered by burningpits 1 · 0⤊ 0⤋
Why is this difficult? 3x means you multiply 3 times x, and you know what x is.
2006-11-30 02:12:37 · answer #6 · answered by Cobalt 4 · 0⤊ 0⤋
B
2006-11-30 02:17:28 · answer #7 · answered by Matthew H 2 · 0⤊ 0⤋