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kvv77 [185]
3 years ago
15

4x - 2 + y = 6 - 2x for x

Mathematics
1 answer:
Vlada [557]3 years ago
8 0

Answer:

4x

Step-by-step explanation:

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Can someone please tell me if this is right!
Andrei [34K]

Answer:

the leading coefficient of a polynomial is the coefficient of the term with the highest degree of the polynomial

so the answer should be the second one -7+6x+5x^2

6 0
2 years ago
A watermelon is launched from a 25-foot tall platform at a carnival. The watermelon's height h (in feet) at time t seconds can b
Nataly [62]

Answer:

The maximum height of the watermelon is 74 feet.

Step-by-step explanation:

The watermelon reaches its maximum height when its velocity is zero. Mathematically speaking, velocity is the first derivative of the function height, that is:

v(t) = \frac{d}{dt} h(t) (1)

Where v(t) is the velocity, in feet per second.

If we know that h(t) = -16\cdot t^{2}+56\cdot t +25 and v(t) = 0\,\frac{ft}{s}, then the time associated with maximum height is:

v(t) = -32\cdot t +56 (2)

-32\cdot t + 56 = 0

t = 1.75\,s

Now we evaluate the function height at time found in the previous step: (t = 1.75\,s)

h(t) = -16\cdot t^{2}+56\cdot t +25

h(1.75) = 74\,ft

The maximum height of the watermelon is 74 feet.

5 0
2 years ago
Which problem situation corresponds to<br> the equation 2.85 = 1.35 + 0.75x?
Ksju [112]
The answer is A !!!!!

Since it’s “0.75c” the situation has to be changeable
5 0
2 years ago
For each random variable defined here, describe the set of possible values for the variable, and state whether the variable is d
zavuch27 [327]

Answer:

The possible values for X is: {0,1,2,3,....,12}

Yes, it is a discrete random variable.

Step-by-step explanation:

Consider the provided information.

We need to determine whether the variable is discrete or not.

Discrete variables are which can only take on a finite number of values.

Let the variable X be the number of unbroken eggs in a randomly chosen standard egg carton.

In a standard egg carton we can put 12 eggs.

Therefore, the possible values for X is: {0,1,2,3,....,12}

The number of unbroken eggs (X) can take infinite values, thus by the above definition it is a discrete random variable.

3 0
2 years ago
Solve the equation using the Properties of Equality.<br><br> 39 = 8r − 9<br><br> r =
larisa86 [58]

Answer: r = -39

Step-by-step explanation:

6 0
2 years ago
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