Answer:
-4.5
Step-by-step explanation:
15(2-x)=13(3-x)
Expand parentheses:
30-15x=39-13x
Add 15x to both sides:
30=2x+39
Subtract 39 from both sides:
2x=-9
Divide both sides by 2:
x=-4.5
Hope this helps!
Let, snake catches the mouse in t hours. Till then mouse is travelling from
( t + 1.5 ) hours.
Distance, travelled by mouse in t hours is, .
To catch the mouse snake had to travel the same distance d in t hours.
So,
Therefore, snake will catch mouse in 1.5 hours.
Answer:
Step-by-step explanation:
co-prime is when ur numbers have no common factors other then 1.
(a) 18 and 35....this is co-prime
(b) 15 and 37....this is co-prime
(c) 30 and 415....not co-prime....common factor of 5
(d) 17 and 68...not co-prime....common factor of 17
(e) 216 and 215.....this is co-prime
(f) 81 and 16....this is co-prime
Answer:
part a: S= 200+ 608÷38+ 50b
part b: 16
Step-by-step explanation:
608÷38= 16