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Murrr4er [49]
2 years ago
10

Evaluate b2c-1 for b = 8 and c = -4. A.16 B.-16 C.256 D.1/16

Mathematics
1 answer:
netineya [11]2 years ago
8 0

Answer:

To evaluate an algebraic expression, you have to substitute a number for each variable and perform the arithmetic operations. In the example above, the variable x is equal to 6 since 6 + 6 = 12. If we know the value of our variables, we can replace the variables with their values and then evaluate the expression.

Step-by-step explanation:

hope this helps you :)

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Rachel has 8 coins. The amount of her coins is 74 cents what coins does rachel have
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Two quarters (50 cents)

Two dimes (20 cents)

Four pennies (4 cents)

Step-by-step explanation:

Guess and check.  

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lynn is selling tickets to the play. On the first day of ticket sales she sold 5 adult tickets and 9 children tickets for a tota
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A study is done by a community group in two neighboring colleges to determine which one graduate's students with more math class
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3 years ago
1.5 lbs of gum balls I want to buy it’s 3.99 per pound
zubka84 [21]

Answer:

$5.99 for 1.5 lbs of gumballs

Step-by-step explanation:

You want to buy One and a half pounds of gumballs for $3.99 per pound. It is 3.99 for one pound of gumballs, so the price for half a pound of gumballs is half of that price.

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5 0
3 years ago
Based on a survey, that 46% of consumers are comfortable having drones deliver their purchases. Suppose that we want to find the
Wewaii [24]

n=5,x=3,p=0.46,q=0.54 .

<u>Step-by-step explanation:</u>

Here we have , Based on a survey, that 46% of consumers are comfortable having drones deliver their purchases. Suppose that we want to find the probability that when five consumers are randomly selected, exactly three on them are comfortable with delivery by drones. We need to find the values of n,x,p,and q .Let's find out:

According to question , 46% of consumers are comfortable having drones deliver their purchases , So , Probability of success :

⇒ p=0.46

And , probability of failure :

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⇒ q=0.54

Now , n = Number of people randomly selected = 5

x = Number of people exactly comfortable = 3

Therefore , n=5,x=3,p=0.46,q=0.54 .

4 0
3 years ago
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