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Dominik [7]
3 years ago
6

Solve 4x + 3 = 9 for x using the change of base formula log base b of y equals log y over log b.

Mathematics
1 answer:
Aleks04 [339]3 years ago
4 0

Answer:

-1.415

Step-by-step explanation:

log4 ^9 = x + 3

log9 / log4 = x + 3

0.95424425 / 0.6020599 = x + 3

1.584962725 -3 = x + 3 - 3

x = -1.415037275

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I am a 2nd grader i need to know 120/1234x1234x70x0x90x100x12x13x34
maxonik [38]
Anything multiplied by 0 =0
So what is left is 90x100x12x13x34 which is=47,736,000
7 0
4 years ago
Liam bought snacks for his team's practice. He bought a bag of oranges for $2.13 and a 3-pack of juice bottles. The total cost b
alina1380 [7]

Answer:

each bottle of juice costs $2.44

Step-by-step explanation:

x=bottle of juice

2.13+3x=9.45

subtract 2.13 from each side and get 3x=7.32

divide both sides by 3

and get x=2.44

7 0
3 years ago
A homeowner is installing a swimming pool in his backyard. he want its length to be 4 feet longer than its width. then he wants
marishachu [46]
1. You have that:

 - The homeowner<span> want the length of the swimming pool to be 4 feet longer than its width.</span> 
 - He wants to surround it with a concrete walkway 3 feet wide.
 - He can only afford 300 square feet of concrete for the walkway.

 2. Therefore, the tota area is:

 At=L2xW2

 L2 is the lenght of the walkway (L2=L1+3+3⇒L2=(W1+4+6)⇒L2=W1+10).
 W2 is the width of the walkway (W1+3+3⇒W2=W1+6)

 3. The area of the walkway is:

 A2=At-A1

 A2=300 ft²

 4. Therefore, you have that the width of the swimming pool is:

 A2=(W1+10)(W1+6)-(W1+4)(W1)
 300=(W1²+6W1+10W1+60)-(W1²+4W1)
 W1²+16W1+60-W1²-4W1-300=0
 12W1-240=0
 W1=240/12
 W1=20 ft

 5. And the length is:

 L1=W1+4
 L1=20+4
 L1=24 ft
8 0
3 years ago
Kudrey was making a box plot. He first plotted the least and greatest values. He then divided the distance into half, and then d
lidiya [134]

Step-by-step explanation:

When creating a box plot, the 3 middle values are not found by dividing the distance between the max and min values and then dividing the distances in half again. The 3 middle values are found by finding the median of the set of values, the median of the first half of values, and the median of the last half of values. For example, if the data values were 2, 3, 3, 5, 8, 8, 9, 10, 11, the median is 8, the median of the first half is 3, and the median of the last half is 9. The points to plot to make the box plot are then 2, 3, 8, 9, and 11.

3 0
3 years ago
Convert 2.5 kg into gram​
finlep [7]

Answer:

2500 grams

Step-by-step explanation:

1kg=1000g

2.5kg=1000×2.5

=2500

5 0
3 years ago
Read 2 more answers
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