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larisa86 [58]
4 years ago
7

5x^2 -4 evaluate each of the following (show your steps):

Mathematics
1 answer:
schepotkina [342]4 years ago
7 0

Answer:

25x-4

Step-by-step explanation:

5x^2=5x multiplied by 5x= 25x

25x-4  is simpliest form and evaluated

Have a  great day, and good luck!

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Consider the first order differential equation
MAXImum [283]
Idk but haha hello why not but why
5 0
3 years ago
Tell what part of the circle is shaded​
DIA [1.3K]

Answer:

Fraction = 1/4, Decimal = 0.25, Percent = 25%

Step-by-step explanation:

Given the picture, we can see the circle is divided into four pieces. One of the pieces is shaded. So, since we have one out of four pieces shaded, we would represent this as 1/4 as a fraction. As a decimal, enter 1 divided by 4 into your calculator, and it will give you 0.25. To find a percentage value, take your decimal and multiply it by 100. 0.25*100= 25%

3 0
3 years ago
A. b. c. or .d <br>please help me . ASAP​
murzikaleks [220]

Answer: Choice A

The second fraction should not have been multiplied by 9

This is because 1/9 already has the LCD in the denominator. LCD stands for lowest common denominator.

The first fraction 2/3 does not have 9 in the denominator, which is why they multiplied top and bottom by 3

2/3 = (2*3)/(3*3) = 6/9

After each fraction has the same denominator (9), you can add the numerators to place over the LCD like so

6/9 + 1/9 = (6+1)/9 = 7/9

This means,

2/3 + 1/9 = 6/9+1/9 = 7/9

6 0
4 years ago
Read 2 more answers
X=17-4y<br> y=x-2<br> answer by substitution
sashaice [31]

Answer:

x=5,y=3

Step-by-step explanation:

the first step is to decide whether you want to substitute y and find x, or substitute x and find y.

(it doesn't matter which way you will choose.If you do the math correctly you will get the correct answer,one way or another).

for example, let's substitute y into the first equation:

x=17-4*(x-2)

so now,we will organize the equation:

x+4x=17+8

5x=25/(÷5)

x=5

now we will substitute x with 5 in the second equation(or the first one,it doesn't matter)in order to find y:

y=5-2

y=3

3 0
4 years ago
Guys what is itttttttttttt
Gwar [14]
I’m pretty sure it’s (5,5)
5 0
3 years ago
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