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2 years ago

What two numbers have a product of -15 and a sum of -2

Mathematics

1 answer:

Strike441 [17]2 years ago

4 0

Answer:

5 and -3

Step-by-step explanation:

5 x (-3) = -15

5 + (-3) = -2

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Help ? I need steps on how to do this

Furkat [3]

Answer :- 

the quotient is ( 4x² - 5x + 7 )

Step-by-step explanation:

[ Refer to the attachment for steps ]

We have to eliminate the highest degree coefficient in each step.

And as in division of normal numbers we subtract the things here we do the same ,

but while subtracting we have to take care about the signs !

The negative sign changes the negative sign into positive sign and positive sign into negative sign.

Whereas , a positive sign don't changes the sign.

8 0

2 years ago

In A 4 year period, About 80,000 acres of coastal wetlands in United States are lost each year. what integer represents the tota

mixer [17]

we are given

In A 4 year period, About 80,000 acres of coastal wetlands in United States are lost each year.

so, total area =80000 acres

total time = 4 years

now, we can use formula

total change in wetlands = ( total area)/(total time)

now, we can plug values

total change in wetlands is

$=\frac{80000}{4} acre/year$

$=20000 acre/year$ ................Answer

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3 years ago

A 12 ft ladder is leaning against a building. The ladder makes a 45 degree angle with the building how far up is the building do

Ghella [55]

Answer:

The ladder reach a height 8.485 ft.

Step-by-step explanation:

The ladder with the building made right angle triangle

The length of the ladder is the hypotenuse 12 ft.

The angle between the ladder and the building is 45°

The height of the ladder reach is the vertical side of the Δ

∴ h = 12 cos 45° = 6√2 = 8.485 ft.

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3 years ago

A video store charges a monthly membership fee of $7.50, but the charge to rent each movie is only $1.00 per movie. Another stor

Zepler [3.9K]

7.50 +1x =2.50x

x= movies
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3 years ago

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sleet_krkn [62]

Answer:

I believe the answer is C. 0.75

Step-by-step explanation:

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3 years ago

What two numbers have a product of -15 and a sum of -2​

What two numbers have a product of -15 and a sum of -2