Find the number of​ real-number solutions of the equation below.
x2+7x−5=0

Answers

Answer 1

Answer:

12

Step-by-step explanation:

Answer 2

Answer:

x

=

7

69

2

,

7

+

69

2

Step-by-step explanation:

x

=

7

69

2

,

7

+

69

2


Related Questions

Please help me with this

Answers

Step-by-step explanation:

3/4 x 11/11 = 44

7/12 x 5/5 = 35/60

18/72 = 6/6 x 3/12

Topic: Fractions

If you like to venture further, feel free to check out my insta (learntionary). I'll be constantly posting math tips and notes! Thanks!

At a basketball game, 3 out of every 10 people who enter the gym will be wearing hats. If 250 people attend the game, about how many of them will probably be wearing hats?

75 people

80 people

65 people

70 people

Answers

Its 75 honestly how i did it was just 25x10 then 3x25 which is 75

help me please i have 2 more after this

Answers

Answer:

poop

Step-by-step explanation:

asdasdasd

Answer:

114

Step-by-step explanation:

corresponding angles

congruent

A cookie factory uses 1/6 of a bag of flour in each batch of cookies the factory used 1/2 of a bag of flour yesterday how many batches of cookies did the factory make

Answers

Answer:

they made 3 batchs

Step-by-step explanation:

Graham's monthly bank statement showed the following deposits and withdrawals.
- $87.45, - $24.76, $143.87 – $17.29 $348.90
If Graham's balance in the account was $456.78 at the beginning of the month,
what was the account balance at the end of the month?

Answers

Answer:

622.27

Step-by-step explanation:

- $87.45 + (- $24.76) + (-17.29) = $-129.5

$143.87 + $348.90 = $492.77

492.77 - (-129.5) = 622.27

You want to rent the grill at the park. It cost $20 to
rent it for 2 hours. If you only need the grill for 3/4
of that time, how much will it cost to rent the grill?

Answers

I would say 15 or so
$15 is your answer. Hope this helps!

a² + b -c for a = 2 b = (-9) c = 4

Answers

Answer:

-9

Step-by-step explanation:

4+(-9)-4

4+(-13)

-9

Answer:

-9

4 + -9 - 4

4 + -9 + -4

4 + -13 = -9

2x + 4y-31=123 what is the equation for x and then y​

Answers

Answer:

i would say

y = ( 77 - x ) / 2

Step-by-step explanation:

2x + 4y = 123 + 31

2x +4y = 154

4y = 154 -2x

y = ( 154 - 2x ) / 4

y = ( 77 - x ) / 2

GR8reg_Math_T3_USA_OL_FY21 Question: 1-1
Malcolm and Theo's families are both traveling to the same vacation resort.
The equation d = 65t models the distance, d, that Malcolm's family travels after t hours.
The graph below shows the relationship between the distance and the amount of time that Theo's family traveled.

How much faster did Malcolm's family travel then theo's family

Answers

Answer:

15

Step-by-step explanation:

Since the Theo family are going 50 per hour so that is 50=t for the Theo family in the promblem it talks about Malcolmś family being 65t how many number are they apart

50

+15

-------

65

15 is your answer

A certain star is 2.4 x 102 light years from the Earth. One light year is about 5.9 x 1012 miles. How far
from the earth (in miles) is the star?
TL
miles from Farth

Answers

The distance of the earth from the star is; 1.416 x 10¹⁵ miles

What are exponents?

The exponents of a number are defined as the representation of a number that shows how many times a number is multiplied by itself.

We are given that 1 light year ≈ 5.9 x  10¹² miles

so: the Coefficients for the problem are mathematically given a

Coefficients =2.4 x 5.9

Coefficients = 14.16

For Exponents;

Exponents=   10² x 10¹² = 10⁽²⁺¹²⁾

Exponents =10¹⁴

In conclusion, we put them together once again to produce a scientific notation;

14.16 x 10¹⁴

1.416 x 10¹⁵ miles

The distance of the earth from the star is; 1.416 x 10¹⁵ miles

Learn more about exponentiation here:

https://brainly.com/question/26938318

#SPJ2

Tom buys a CD for $12.00. He sells it for $15.00. $15.00 is what percent of his original cost? ​

Answers

Answer:

The answer is 125%

Step-by-step explanation:

Fraction calculator  

How do I find the missing sides in the triangle?

Answers

Answer:

x=14   y=10

Step-by-step explanation:

We are two numbers
Our median is 3
Our minimum is 2, What numbers are we?

Answers

Answer:

2,4

Step-by-step explanation:

median=3

minimum is 2

first no. is 2

second no. is 4

2,4 lol hahaha your welcome I’m sure I’m right but Yee

Cora and Hannah measured how high their pet frogs could jump. Cora's jumped x inches,
Hannah's jumped 5 inches less than Cora's. The frogs jumped a total of 53 inches together.
Circle the number that shows the distance Hannah's frog jumped.

Answers

can i see the question or the picture of it?

Which statement correctly compares the function shown on this graph with
the function y = 2x - 5?

Answers

I need to see the graph in order to anwser

Answer:

c is the answer

Step-by-step explanation:

What method would i use to solve this?

Answers

I think it’s 3 at least from my knowledge

I-pod Touch for $229.99. The tax rate is 4%. What is the tox

Answers

Answer:

the tax is $9.20

Just got a 100 point question skim answered HA

Answers

Answer:

THis is not a question

Step-by-step explanation:

Beatrice threw a stone one and seven fourteenths yards. Tilly threw a stone nine fourteenths of a yard. What is a reasonable estimate of the difference between their two throws?

a. 1 yard
b. one and one half yards.
c. 2 yards
d. two and one half yards

Answers

its b !!!!!!!!!!!!!!!!!!!!!!

Asapppp, plssss help meee :(

Answers

D because the x coordinate 1 has multiple y’s

You move right seven units. You end at 2,2. Where did you start?

Answers

Answer:

(2-7,2) = (-5,2)

Step-by-step explanation:

Question in picture pls hurry im timed

Answers

Answer:

256

Step-by-step explanation:

4*4*4*4=256

Hope this helps!!

please help i am desperate.

Answers

Answer:

3y +9 = perimeter

Step-by-step explanation:

Answer:

4y+9

Step-by-step explanation:

To find the perimeter , you have to add up all the 4 sides

so y + y+2 + y+4 + y+3 = 4y+ 9

hope it helps

write the missing decimal so the each pair adds to 1

Answers

Answer:

top one is 0.6 bottom one is 0.1

help me thanks . please

Answers

Answer:

0.1 > 10^-2

(I'm pretty sure I'm right. sorry if im wrong :(

work out the equation of a line which has a gradient of -2 and passes through the point (1 ,7)​

Answers

Answer:

Y=-2x+9

Step-by-step explanation:

The first thing is to know the formula which is Y÷x

Then... The line (1,7)use the coordinates Y and X so it will be as follows... Label 1 and 7 as x, y

So it will be Y-7÷X-1 = the gradient which is - 2

So multiply both sides by X-1

So it will be Y-7=2x+2 again be careful because a negative number multiplied by another negative will give you a positive sign

Remember Y-7....... Take 7 to the other side so it will be a positive...... Then work out the integers

Please help! I will give brainlist, if I can

Answers

It is B glad I could help!

your awnser is C

Step-by-step explanation:

cause you'll need to multiply 1.05 × 15 then divide by 100

A cyclist travels 12 km from home to the park.
She leaves home at 13:00 and arrives at the park at 13:30.
What is her average speed in km/h?

Answers

Answer:

Step-by-step explanation:

12 km to the park in 30 mins so multiply the 12 km by 2 to make a whole hour.

12*2= 24 km/h

3x-9=x-8
what is X??​

Answers

Answer:

x=½

Step-by-step explanation:

3x-9=x-8(Group like terms)

3x-x=-8+9(You will subtract x which is also 1x from 3x which is going to be 2x Then you will add -8 to 9 making it 1(positive)).

2x=1(Divide both sides by 2)

x=½

Answer:

0.5

Step-by-step explanation:

3x-9=x-8

3x=x-8+9

3x=x+1

3x-x=+1

2x=+1

x=1/2

x=0.5

one number is nine more than another number, if the sum of the number is 65, find both numbers

Answers

Answer:

28 and 37

Step-by-step explanation:

Answer:

28 and 37

Step-by-step explanation:

This is very simple actually!

First subtract the 9:

65 - 9 = 56

Then divide by 2:

56 ÷ 2 = 28

28 is one of your answers. If we want to find the other one, then add back 9

28 + 9 = 37

That's it!

Hope this helped  :)

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