Answer:
c<=4
Step-by-step explanation:
Log x+ log 7= log 42
log x=log 42 - log 7
log x=log 42/7 [ log a - log b= log (a/b) ]
log x= log 6
therefore:
x=6
Answer: x=6
Answer:
Dealer 2 is more efficient than Dealer 1.
Dealer 2 is the leading brand.
Step-by-step explanation:
we have

--------> equation A
----> equation B
Substitute equation A in equation B
therefore
<u>the answer is the option B</u>