3 years ago

Help me please I need the help I can get

Mathematics

1 answer:

Setler79 [48]3 years ago

4 0

What do you need help with

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Marlena has a bag of coins the bag contains 8 quarters 10 times 4 nickels + 2 pennies she would randomly select a coin from the

melisa1 [442]

Answer:

C) 1/6

Step-by-step explanation:

A probability is the number of desired outcomes divided by the number of total outcomes.

In this question:

We have 8 + 10 + 4 + 2 = 24 coins

Of those, 4 are nickels. So

$p = \frac{4}{24} = \frac{1}{6}$

The correct option is given by option C.

3 0

2 years ago

write an expression for add 2 and 4 and multiply the sum by 3 next add 5 to that product in double the results

Rzqust [24]

So let's start from the beginning.

Add 2 and 4:

(2 + 4)

Multiply the sum by 3:

3(2 + 4)

Then add 5 to that product:

3(2 + 4) + 5

Then double the results:

2[3(2 + 4) + 5]

8 0

2 years ago

Cheyenne live 7/10 miles from school.a fraction in hundredths

Tems11 [23]

7/10 in hundredths is 70/100

8 0

3 years ago

Simplify the expression to a polynomial in standard form:

lukranit [14]

Answer:

$-x^3+7x^2-6x-18$

Step-by-step explanation:

Use distributive property: $(-x+3)(x^2-4x-6)$

What is -x * x^2? Answer: -x^3

What is 3 * x^2? Answer: +3x^2

What is -x * -4x? Answer: +4x^2

What is 3* -4x? Answer: -12x

What is -x * -6? Answer: +6x

What is 3 * -6? Answer: -18

$-x^3+3x^2+4x^2-12x+6x-18$

Combine like terms, and your answer would be....

$-x^3+7x^2-6x-18$

Hope this helps :)

Have a great day!

7 0

2 years ago

Complete factorization for -20x - 5y

marusya05 [52]

Answer:

-5 (4x+y)

Step-by-step explanation:

Factor out -5, and -20/-5=4, -5/-5=1.

7 0

2 years ago