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2 years ago

For options A-E choose all of the expressions that are equivalent to 3(4x + 3).

Mathematics

1 answer:

dezoksy [38]2 years ago

5 0

E,D and B are all the correct choices that are equivalent to 3(4x+3)

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What is the volume of the box

Sergeu [11.5K]

Answer: 240

Step-by-step explanation: the base is 40, so 4x10. volume= LxWxH, which is just all the units. 4x10x6=240. hope this helps!

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2 years ago

According to the box plot , what is the range and IQR of the data shown ?

vekshin1

Answer:

IQR= 14

Range=18

Hope this helps

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3 years ago

Solve each system of equations. 4x + 6y = 8 5x – 4y = 25

Lubov Fominskaja [6]

$\left \{ {{4x+6y=8} \atop {5x-4y=25}} \right. \\ \left \{ {{4x+6y=8} \atop {5x=25+4y}} \right.\\ \left \{ {{4x+6y=8} \atop {x=5+0.8y }} \right. \\ \left \{ {{4(5+0.8y)+6y=8} \atop {x=5+0.8y }} \right. \\ \left \{ {{20+3.2y+6y=8} \atop {x=5+0.8y }} \right. \\ \left \{ {{9.2y=-12} \atop {x=5+0.8y }} \right. \\ \left \{ {{y= -\frac{12}{9.2} } \atop {x=5+0.8y }} \right. \\ \left \{ {{y= -\frac{120}{92} } \atop {x=5+0.8(-\frac{12}{9.2}) }} \right. \\$
$\left \{ {{y= -1\frac{28}{92} } \atop {x=5-\frac{96}{92} }} \right. \\ \left \{ {{y= -1\frac{7}{23} } \atop {x=5-1\frac{1}{23} }} \right. \\ \left \{ {{y= -1\frac{7}{23} } \atop {x=4\frac{1}{23} }} \right. \\$
$\boxed{(x; y)=(4\frac{1}{23}; -1\frac{7}{23}) }$

8 0

2 years ago

Klara makes a salad from the salad bar at the supermarket. It cost $6.29. She pays with a $10 bill. How much change does she get

Alex

Answer:

$3.71

Step-by-step explanation:

You need to subtract $10.00 - $6.29

10.00

- 6.29

---------------

3.71

Answer: $3.71

6 0

3 years ago

A four-year study of various brands of bottled water found that 25% of bottled water is just tap water packaged in a bottle. C

finlep [7]

Answer:

Answers below

Step-by-step explanation:

a. Is x (approximately) a binomial random variable?

b. Give the probability distribution for x as a formula.

c. Find p(x = 2).

d. Find P(x <= 1).

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3 years ago