150 to 172 minutes is 22 minutes, if thats how you wanted it to be answered.
Answer:
-8 1/2
Step-by-step explanation:
Divide each side by 2
2r/2=r
-17/2= -8 1/2
Answer:
4+x
Step-by-step explanation:
4 and however much juice he had before. there is not enough information to answer this question with certainty.
Answer:
-2l -3
Step-by-step explanation:
5l -3+ (-7)l
5l -3 -7l
5l -7l -3
-2l -3
Answer:
ln(2) +3ln(a) -4ln(b)
Step-by-step explanation:

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The applicable rules of logarithms are ...
log(ab) = log(a)+log(b)
log(a^b) = b·log(a)