EMERGENCY
i+i+i+i=-8
i=

Answers

Answer 1

Answer

i=2

Step-by-step explanation:

i+i+i+i=8

4i=8

i=8/4

i=2

Answer 2
i + i + i + i= -8
First, combine like terms (i’s)
4i=-8
Divide both sides by 4 to isolate i
4i=-8
—- —-
4 4

i=-2

You can plug this back in to see if it works.

(-2) + (-2) + (-2) + (-2) = -8

-8=-8

Therefore, i= -2

Related Questions

Ricardo borrows $1850 for 8 months at 12% interest.
What is the amount he will pay back at the end of the
loan period?
How do you know?

Answers

Answer:

Ricardo will have to pay $1776 at the end of the loan period.

I know this because if you multiply 12% to 1850 you get 222.

Now you multiply 222 to 8 which gives you an answer of 1776.

Hope this helps. :)

please help i’ll give brainliest! thank you!

Answers

Answer:

no correlation

Step-by-step explanation:

the dots are scattered randomly and not in a positive or negative correlation

plz help asap i need help fast asap i will mark you brainlist

Answers

Answer:

What do you need help with?

Need help on 1, 2, and 3. 50 points and brainliest

Answers

Answer:

1. 7/12

2. 6  2/5

3. 18/5

Step-by-step explanation:

Answer:

1st is 7/12

2nd is 6and 2/5

3rd is answer is not shown

Step-by-step explanation: Brainliest pls

hope this helped

Pls help me with this! Thank u !!

Answers

Its SAS
Thank You!
Pls mark Brainliest!!!

Maria made two batches of fruit punch. The table at the right shows how many quarts of juice she used for each batch. Write an equation that relates the proportional quantities. Convince Me! How does the equation change if the amount of grape juice is the independent variable, x, and the amount of apple juice is the dependent variable, y? A table with Apple Juice (x), Grape Juice (y) and Grape Juice/Apple Juice (y/x). The first row has x as 5 and y as 8. The second row has x as 10 and y as 16. In each row, the ratio of Grape Juice to Apple Juice is a blank to be filled. The constant of proportionality is . An equation that represents this proportional relationship is =

Answers

Answer/Step-by-step explanation:

The equation that relates the proportional quantities would take the following form ---› [tex] y = kx [/tex], where,

y = amount of Grape juice (dependent variable)

x = amount of Apple juice (independent variable)

k = constant of proportionality (y/x)

✔️Using any of the given pair, say, (5, 8),

Constant of proportionality = [tex] k = \frac{y}{x} = \frac{8}{5} = 1.6 [/tex]

Substitute k = 1.6 in [tex] y = kx [/tex].

An equation that represents the proportional relationship would be:

[tex] y = 1.6x [/tex]

Or

[tex] y = \frac{8}{5}x [/tex]

How the equation would change if:

y = amount of Apple juice (dependent variable)

x = amount of Grape juice (independent variable)

The constant of proportionality would change, that is using a pair, say, (8, 5),

[tex] k = \frac{y}{x} = \frac{5}{8} = 0.625 [/tex]

Substitute k = 0.625 in [tex] y = kx [/tex].

The equation would now be:

[tex] y = 0.625x [/tex].

Or

[tex] y = \frac{5}{8}x [/tex]

PLZ HELP!!!

Normal vision is called 20-20 vision. These numbers are actually a ratio—a comparison of the distance you can see to the distance a normal-sighted person can see. For example, a person with 20-30 vision can see from a distance of 20 feet what a person with 20-20 vision can see from a distance of 30 feet. Based on this knowledge, explain what the following numbers mean regarding vision.
a. 20-100
b. 20-40

Answers

A person with 20-40 vision can see up to 30 feet and a person with 20-100 vision can see up to 200 feet (No-one can see that far unless they are not human or unless they are a spirit.)

Brainly gives me so many trust issues, especially when 2 people told you the same answer and you get it wrong GJKEGHG

Answers

Answer:

facts

Step-by-step explanation:

:)

Answer:

I feel you.... But for me my questions get deleted the second it get;s posted.... even if it's a school related question it still get's deleted but when someone else on brainly posts a question for a zoom there's doesn't get deleted... i don't know if it's just me but yeah.. usually the same people too...

Stay safe and have a great day/night!!! :D

Enter the solution to the equation in the box.
2(x−3)=8(x−6)

Answers

Answer:

x=7

Step-by-step explanation:

2(x−3)=8(x−6)

2x-6=8x-48

2x-8x=-48+6

-6x=-42

x=7

What is the absolute value of -7? 7 - 1/7 1/7

Answers

Answer:

7

Step-by-step explanation:

First ones 7 second ones 7 third ones 1/7 forth ones 1/7

Step-by-step explanation:

Because absolute value basically means the distance from zero so the  distance from zero from -7 is 7 the same with 7 and the distance from zero with -1/7 is you guested it 1/7 and follow suit for 1/7 and you got your answers

Hope this helps ;)

Your answer must be simplified.

−3 < x -10

Answers

Answer:

7 < x

Step-by-step explanation:

−3 < x -10

Add 10 to each side

−3+10 < x -10+10

7 < x

What is the coefficient for 6y2−2x+10

Answers

Answer:

6

Step-by-step explanation:

because 6 has the highest value of square

If x= −5, which equation is true?
a] 2x−4= −14
b] 3(4−x)=3
c] 2(x−4)= −14
d] 3(10−x)=21

Answers

The answer is A] 2x -4 = -14

2(-5) -4 = -14
-10 -4 = -14
-14 = -14

Is (x + 5) a factor of f(x) = x3 − 4x2 + 3x + 7? Use either the remainder theorem or the factor theorem to explain your reasoning. This is worth 100 points. Will mark brainliest. Whatever you want. Please answer this.

Answers

Answer:

(x + 5) is not a factor of, [tex] f(x) = x^ 3 − 4x^2 + 3x + 7 [/tex]

Step-by-step explanation:

[tex] f(x) = x^ 3 − 4x^2 + 3x + 7 \\ \\ let \: x + 5 = 0 \\ \implies \: x = - 5 \\ \\ plug \: x = - 5 \: in \: f(x) \\ \\ f( - 5) = ( - 5)^ 3 − 4( - 5)^2 + 3( - 5) + 7 \\ \\ f( - 5) = - 125 − 4(25) - 3( 5) + 7 \\ \\ f( - 5) = - 125 − 100 - 15 + 7 \\ \\ f( - 5) =7 - 240 \\ \\ f( - 5) = - 233 \\ \\ \because \: f( - 5) \neq 0 \\ \implies \: remainder\: is\: not\: zero\\ \therefore \: (x + 5) \: is \: not \: a \: factor \: of \: \\ f(x) = x^ 3 − 4x^2 + 3x + 7 \\ [/tex]

I’m gonna use the remainder theorem so if a polynomial p(x) is divided by x-a the remainder obtained is p(a) therefore

X= -5

Then just plug in -5 in the function and if the result is 0 then is a factor

(-5)^3 - 4(-5)^2 + 3(-5) + 7 = -233

Therefore x+5 is not a factor

Ben is now 3 times as old as his brother Jerry. In 5 years, Ben will be twice as old as Jerry will be then. Find their present ages.

Answers

Answer:

30 I am a little confused

The coordinates of point K are (−3, 4.5). Which statement tells how to locate point K on the coordinate plane?

Answers

Answer:

-3

Step-by-step explanation:

Veronica is buying a new pair of Hollister jeans for $50.00. They are on sale for 25% off.
a. What is the sale price of the jeans?
b. If the sales tax is 6%, how much wil Veronica pay for the jeans after the discount and
taxes?

Answers

Answer:

a- $37.50

b- $39.75

Step-by-step explanation:

Hope this helped!

Answer:

a) 37.5

b) 39.75

Step-by-step explanation:

a) 50 (price of jeans) x 0.75 (amount after redution sale 100% - 25%) = 37.5

b) 37.5 (price of jeans after sale) x 1.06 (total price x 6%) = 39.75

A=4
B=2
C=5
D=2 square root of 3

Answers

C 5 i think

Step-by-step explanation:

Mollie bought 12 packages of carrots for a total of $48. She realized she needed to purchase another 10 more packages. How much will she have spent IN ALL on the carrots?

Answers

Answer:

$88

Step-by-step explanation:

48/12= 4

for another 10 she pays another $40

Answer:

$88

Step-by-step explanation:

How many 1/6 cups servings are in 3/4 cups of popcorn? ( In simplest fraction form)
A) 3/2

B) 5/2

C) 7/2

D) 9/2

Answers

Answer:

D) 9/2

Step-by-step explanation:

Preston uses 2 cups of nuts for every 3 cups of raisins to make trail mix. How many cups of
nuts will he need if he uses 12 cups of raisins?
9 Cups
8 Cups
10 Cups
5 Cups

Answers

Answer:

I'm pretty sure it's B. 8 cups

Two communication companies offer calling plans. With company x, it cost 35 cents to connect and then 5 cents for each minute.With company y, it cost 15 cents to connect and the 4 cents for each minute. Write and simplify an expression that represents how much more company x charges than company y, in cent, for n minutes

Answers

Answer:

34

Step-by-step explanation:

Subtract and divide

The amount of money company x charges than company y, in cent, for n minutes will be (20 + n) cents.

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

With company x, it cost 35 cents to connect and then 5 cents for each minute.

And, With company y, it cost 15 cents to connect and the 4 cents for each minute.

Now,

Since, With company x, it cost 35 cents to connect and then 5 cents for each minute.

Hence, The cost for n minutes with company x is,

⇒ 35 + 5n

And, With company y, it cost 15 cents to connect and the 4 cents for each minute.

Hence, The cost for n minutes with company y is,

⇒ 15 + 4n

Thus, The amount of money company x charges than company y, in cent, for n minutes = 35 + 5n - (15 + 4n)

                     = 35 + 5n - 15 - 4n

                     = (20 + n) cents

Learn more about the mathematical expression visit:

brainly.com/question/1859113

#SPJ5

Fred has one third of a cake. He shares it among 3 of his friends. How much cake does each friend get?

a one third cake
b one sixth cake
c one ninth cake
d one twelfth cake

Answers

Answer:

1/9 Is the answer

Step-by-step explanation:

Answer: C is the anwer ヾ(≧▽≦*)o

Write down the solution to these simultaneous equations.
y = 2x + 1
y=0.5x – 2​

Answers

Step-by-step explanation:

2x +1= 0.5x - 2

X = - 2

y = 0.5x (- 2) - 2

y = - 3

( x, y ) = ( -2 , -3 )

hope it helps!

Need help ASAP!!
Find the unknown side of the triangle below.

A.) 24.5 in
B.) 13 in
C.) 20 in
D.) 25 in

Answers

Answer: B.

Explanation: That side is shorter than the other known sizes so it can’t be above 20

Answeruse pitaghora theorema

a2+b2=c2

21^2+x^2=29^2

441+x^2=841

x^2=400x=√400=20

any questions?why 3 stars tho

simplify and express in a + bi form: (12 + 3i) - (3 - 1)

Answers

Answer:

10+3i

Step-by-step explanation:

Subtract 3 and 1 which is 2, Now the equation looks like this:

(12+3i)-(2)

Multiply the negative with 2:

12+3i-2

Subtract 12 and 2:

10+3i

Answer: 10+3i

Hope this helps!

Gina will pay $14 for the
fabric at a craft store. The tax rate is 8.5%. How much will she pay for her fabric including tax?

Answers

Answer:

$15.19

Hope this helped!

Step-by-step explanation:

Write an equation

8.5% of 14 =

Convert percent into decimal:

8.5% = 0.085

"Of" means to multiply so multiply 0.085 to 14

0.085 x 14 = $1.19

14 + 1.19 = 15.19

2.5 years = (how many weeks)

Answers

Answer:

130.357 weeks

Step-by-step explanation:

A circular region has a population of about 250,000 people and a population density of about 125 people per square mile. Find the radius of the
region. Round your answer to the nearest hundredth.
The radius of the region is about
miles

Answers

Answer:

2.5 km

Step-by-step explanation:

Help please
Simplify the expression: (a^5)^3 *
A.a^8
B.a^2
C.a^15
D.a^(-2)

Answers

D

Step-by-step explanation: im smart

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