3 + 9 = 12
-9
12 plus 9 equals 21.
do you mean what is 3+6+9-12? The answer is 6: 3+6=9 9+9=18 18-12=6 :)
12+3(y) 12+ 3(-3) 12 + {3x (-3)} 12+ (-9) 12-9 3
3 + 9 = 12
-9
12 plus 9 equals 21.
do you mean what is 3+6+9-12? The answer is 6: 3+6=9 9+9=18 18-12=6 :)
12+3(y) 12+ 3(-3) 12 + {3x (-3)} 12+ (-9) 12-9 3
-9
4a+3-a =12 4a-a = 12-3 3a = 9 a = 3
9 divided by 9 equals 1, and 3 times 12 equals 36. 1 plus 36 equals 37.
3
9 + t/12 = -3 t/12 = -12 t = -144
-6
No! It equals 15, but 9-6=3.