3 years ago

What is the simplification of (-2x+4) + 2(2x+1)

Mathematics

1 answer:

melomori [17]3 years ago

4 0

(-2x+4)+2(2x+1)= -2(-x-3)

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. Una persona desea realizar una pintura para su próxima exposición en donde esta tenga tres colores fluorescentes y dos colores

ycow [4]

Answer: B. 350.

Step-by-step explanation:

Given: Total number of fluorescent colors = 7

Total number of pastel colors = 5

Since , he want three fluorescent colors and two pastel colors.

Number of ways to select r things out of n things = $^nC_r=\dfrac{n!}{r!(n-r)!}$

Number of ways to choose colors = $^7C_3\times\ ^5C_2$

$=\dfrac{7!}{3!4!}\times\dfrac{5!}{2!3!}\\\\=\dfrac{7\times6\times5\times4!}{3\times2\times1\times4!}\times\dfrac{5\times4\times3!}{2\times3!}\\\\=350$

Hence, the correct option is B. 350.

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2 years ago

Can someone please help me with this?

NARA [144]

The answer is 9 because if you find the two side lengths and find the area of the square then divide it by 2 it equals 9

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3 years ago

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How do i do this? And whats the answer

sveticcg [70]

Step-by-step explanation:

just guess and see

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3 years ago

Mrs. larnell is making snack packs for a class picnic. She puts 1/4 pound of apples, 1/8 pound of nut mix, and 1/16 pound of cho

Leona [35]

The answer is 10.5 pounds. No there is no other solutions.

24 divided by 1/4 = 6 lbs
24 divided by 1/8 = 3 lbs
24 divided by 1/16 = 1.5 lbs

6+3+1.5= 10.5 lbs of food

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3 years ago

What is the volume of the cylinder below?<br><br> Use 3.14 for pi.

neonofarm [45]

Answer:

about =502.65

Step-by-step explanation:

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2 years ago