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uranmaximum [27]
3 years ago
9

(4x−9x)(12+8x)=9(4x) Which of the following would be the best first step for Bianca to take?

Mathematics
1 answer:
Ilya [14]3 years ago
4 0

Answer: x=0 or x= −12 5

Step-by-step explanation:

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Target sells 24 bottles of water for $3 and thirty six bottles of water for $4 which is a better buy
GenaCL600 [577]

Answer:24/3=8 and 36/4=9

Step-by-step explanation:36 bottles for 4$ better deal *merry christmas*  PLz brainliest  

3 0
3 years ago
Read 2 more answers
You and Mr. Fowles have decided to race each other at the Boston Marathon (26 miles long). Mr. Fowles runs at a steady 4.2 miles
Maslowich

Answer:

The answer is below

Step-by-step explanation:

Speed is the time rate of change of velocity, it is the ratio of distance to time.

Mr. Fowles runs at a steady 4.2 miles per hour. The time taken to cover 26 miles is:

speed = distance / time

time = distance / speed = 26 / 4.2 = 6.19 hour

I run at 3 miles per hour. I was given 3 mile lead, so the remaining distance is 23 miles (26 - 3). The time needed to complete the 23 miles is:

time = distance / speed = 23 / 3 = 7.67 hour

a) Let d be the distance Mr Fowles catches me. Hence:

time = (d + 3)/4.2; also time = d/3

(d + 3)/4.2 = d/3

3d + 9 = 4.2d

1.2d = 9

d = 7.5 miles

He would catch me at 10.5 (7.5 + 3) miles from the starting point.

b) Mr. fowles finishes after 6.19 hour. At that time, the distance is have covered is:

distance = 6.19 * 3 mi/hr = 18.57 mile

Distance behind = 23 mile - 18.57 = 4.43 mile

c) time longer = 7.67 hour - 6.19 hour = 1.48 hour

4 0
2 years ago
Can someone find the answer
Alexus [3.1K]

Answer:

it is B.

Step-by-step explanation:

B. can i have brainlyest please

7 0
3 years ago
Read 2 more answers
Is this right?? please help!
Ganezh [65]

Answer:

  6 < x < 8

Step-by-step explanation:

The compound inequality in this instance represent the "and" condition, not the "or" condition.* We might solve it like this.

  -47 > 1 -8x > -63 . . . . given

Multiply by -1:

  47 < -1 +8x < 63

Add 1:

  48 < 8x < 64

Divide by 8:

  6 < x < 8

______

* You can tell this is the case by looking at the ends of the given statement:

  -47 > -63 . . . . a true statement, so the solution set will be an intersection, not a union.

4 0
3 years ago
Select the correct answer. Which is the graph of the function f(x) = x^3 - 3x^2 - 4x?
Arada [10]

Answer:

A

Step-by-step explanation:

6 0
3 years ago
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