Answer:
20
Step-by-step explanation:
n-50=30
n=-30+50
n+20
If 25 cost 5 bucks, then 1 cd costs 5 bucks divided by 25 cds, which means
1 cd price = 5 dollars / 25 = 0.2 dollars
Answer:
19a+27b-54
Step-by-step explanation:
First distribute 7 into the first equation. (4a+3b-6) Multiply each coefficient and the constant by 7.
28a+21b-42
Then do the same for -3 and (3a-2b+4).
-9a+6b-12
Rewrite the equation 28a+21b-42-9a+6b-12.
Combine like terms: 19a+27b-54
NCr*P^r*q^(n-r)
7C4*. 75^4*. 25^(7-4)
35*. 75⁴*. 25³
35*. 316*. 016
11.06*. 016
. 1769
=. 177
Answer:
1546
Step-by-step explanation:
just divide 3092 by 2