Answer:
55
Step-by-step explanation:
7 x 10 = 70
4 x 10 = 40
70 + 40 = 110
110 / 2 = 55
X+y=17
Y=x+7
X+x+7=17
2x+7=17
-7. -7
2x. =10
—- —
2. 2
X. = 5
Check:
Y=5+7
Y=12
Answer
X=5
Y=12
Answer:
Note that the range is only the elements that were used. Yes, the relation {(3,2), (4,1), (5,9), (6,12), (7,12)}is a function. No x-value repeats.
Step-by-step explanation:because is a function
Answer:
7.6%
Step-by-step explanation:
1141/15000 × 100 = 7.60667
but it's not an option...
the difference between 15000 and 16141 is 1141
gratest common factor for 12 and 42 is 6
so 6 groups can be formed
12/6 = 2
42/6 = 7
6 groups with 2 coaches and 7 palers