Solve the following equation:420=9 (3.6^x)

This is in the exponentially and logs unit.

Answers

Answer 1
Answer: 420=9\cdot3.6^x\n3.6^x=(420)/(9)\n3.6^x=(140)/(3)\nx=\log_(3.6)(140)/(3)

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Caroline delivers flowers and earns $1.25 for each rose and $0.75 for each daisy. What is her total pay for a week in which she sold 288 roses and 432 daisies?

Answers

Answer:

She will be paid $684

Write 6y = x + 5 in standard form using integers. A. –x + 6y = 5
B. –6x + 6y = 30
C. -6x - 6y = 30
D. 6x - 6y = 30

Answers

I hope this helps you


-x+6y=5
Standard form is Ax+By=C, so with that knowledge, we can work with the problem to get it how we want it!

Our first step is to get x and y on the same side of the equals sign. To do that, we can subtract an x from both sides, turning 6y = x + 5 into -x +6y = 5. Lucky for us, this brings us straight to the answer, which is A) -x +6y = 5!

-3m - [2m + (5 - m)] + 7 was simplified as 2 - 4m. Without simplifying, explain how you can show that it has been simplified correctly.

Answers

Answer:

the answer and explanation is in the picture

Step-by-step explanation:

hope this helps

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Identify the appropriate mixed number for the picture shown.A. 11⁄2
B. 2 1⁄4
C. 2 1⁄2
D. 3

Answers

Ok let's think of this like pizzas, if you have three pizzas and someone ate half of one how much pizza would you have left? Try drawing a picture.
C is the answer I.e 21/2

A cashier contains 53 coins worth $4.40 they are all nickels and dimes right to equations that would be used to solve the system and solve

Answers

Answer:

(n+d=53) (.05n+.10d=4.40)   :)

A scientist determines that an antibiotic reduces a population of 20,000 bacteria to 5,000 in 24 hours. Findthe rate of decline caused by the antibiotic.

Answers

Answer:

5.8%

Step-by-step explanation:

H= 1/r (in P - in A)

H=24

P=2000

A=5000

24= 1/r (in2000 - in5000)

24r = in 2000 - in 5000

r = in 2000 - in 5000

_________________

24 r

= 05 .7762265

= 5.8 %