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3 years ago

FIRST GETS BRAINIEST Write a story problem in which you would have to multiply 5 × (-1/3)

2 answers:

7 0

Answer: Five students from Waverly Elementry school are on a field trip. They stop by at a hamburger stand to grab some grub. However, no one has money. One of the student's parents has a tab at the stand. So the students and four others decided to order food and place it on the tab. Each hamburger is 1/3 of a dollar, so the students wonder how much they owe.

5 * -1/3 for each hamburger. -1 and 2/3 dollars.

Step-by-step explanation:

AveGali [126]3 years ago

4 0

Answer:

5 students from Westville Elementary school re on a field trip. They come to a hot dog stand and no one has money. One student's parents has a tab at the hot dog stand. So the student, along with the four others, decide to order food and put it on the tab. Each hot dog is 1/3 of a dollar. They would like to know how much they are in debt.

5 times the negative (-1/3) for each hot dog.

-1 and 2/3 dollars

Glad I was able to help!!

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Two sides of a triangle are 8 m and 9 m in length and the angle between them is increasing at a rate of 0.06 rad/s. Find the rat

Lelechka [254]

<h2>Rate at which area is increasing is 1.08 m²/s.</h2>

Step-by-step explanation:

Area of triangle is with side a and b and angle C between them is given by

A = 0.5 ab SinC

Here we need to find how area changes with a and b fixed and C is changing,

$\frac{dA}{dt}=\frac{d}{dt}\left (0.5 absinC\right )\\\\\frac{dA}{dt}=0.5ab\frac{d}{dt}\left (sinC\right )\\\\\frac{dA}{dt}=0.5abcosC\frac{dC}{dt}$

We have

a = 8 m

b = 9 m

$C=\frac{\pi}{3}rad\\\\\frac{dC}{dt}=0.06rad/s$

Substituting

$\frac{dA}{dt}=0.5\times 8\times 9\times cos\left ( \frac{\pi}{3}\right )\times 0.06\\\\\frac{dA}{dt}=1.08m^2/s$

Rate at which area is increasing is 1.08 m²/s.

4 0

3 years ago

Line AB contains points A (0, 1) and B (1, 5). The slope of line AB is

Vaselesa [24]

D.

you do change in y divided by change in x

(5-1)/(1-0) = (4)/1=4

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3 years ago

Read 2 more answers

One number is 6 times another number. it is also 12 more than twice the other number. Find the numbers.

stepan [7]

The numbers are 3 and 18

Step-by-step explanation:

Step 1: Let one number be x. Then the other number = 6x.

Also, 6x = 12 + 2x

⇒ 4x = 12

⇒ x = 3

⇒ 6x = 18

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3 years ago

Plzzzzzz helppppp asappppp <br> ***will mark brainliest *****

Vanyuwa [196]

i am not sure but it think its 6 root 2

6 0

3 years ago

How do you do this? Thanks for your time and effort!

V125BC [204]

Well first you have to simplify the denominators with x, by multiplying the denominator on the left times the top and bottom of the middle, and vice versa to get 10x/(4x^2-4x)-9(2x-2)/(4x^2-4x)=-1/4 and then you combine the fractions on the left to get 2(9-4x)/(4x^2-4x)=-1/4 and then you cross multiply the fractions to get 8(9-4x)=-4x^2+4x and then simplify to get 72-32x=-4x^2+4x and then 4x^2-36x+72=0 which then we can turn into 4(x-6)(x-3)=0 so x is 6 and 3

3 0

3 years ago