2007-12-15 05:33:59 · 11 answers · asked by ally 1 in Science & Mathematics ➔ Mathematics
6a + 2a = 15 + 1
8a = 16
a = 2
2007-12-19 05:36:41 · answer #1 · answered by Como 7 · 0⤊ 0⤋
6a+2a-1=15
8a-1=15
+1 +1
8a=16
/8 /8
a=2
2007-12-15 05:42:12 · answer #2 · answered by ??? 4 · 0⤊ 0⤋
add the 6a and the 2a together because they're like terms. Then add the to the 15 to get it over the other side then divide by 8 to get a by itself then the answer is 2
2007-12-15 05:39:08 · answer #3 · answered by Yan 2 · 0⤊ 0⤋
first you add the 1 to the 15-which is 16
then 6a+2a this =8a
so 8a=16
the you do 16/8 to get a
this equals 2
2007-12-15 05:44:42 · answer #4 · answered by Jasmine 1 · 0⤊ 0⤋
a=2.
2007-12-15 06:01:45 · answer #5 · answered by Sasi Kumar 4 · 0⤊ 0⤋
6a+2a-1=15
8a = 15 + 1
a = 16/8
a = 2
S: {(2)}
:>:
2007-12-15 10:25:15 · answer #6 · answered by aeiou 7 · 0⤊ 0⤋
8a-1=15
8a-1+1=15+1
8a=16
a=2
2007-12-15 06:02:00 · answer #7 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋
8a-1=15
8a-1+1=15+1
8a=16
a=2
2007-12-19 05:41:03 · answer #8 · answered by mbdwy 5 · 0⤊ 0⤋
8a-1=15
8a=16
a=2
2007-12-15 05:41:52 · answer #9 · answered by Anonymous · 0⤊ 0⤋
a=2
(6x2)+(2x2)-1=15
12+4-1=15
12=4=16-1=15
2007-12-15 05:57:03 · answer #10 · answered by Samm.</3 3 · 0⤊ 0⤋