What is the best of these four methods to estimate of the total cost of four items priced at $5.65, $7.80, $3.25, and $4.99?

Answers

Answer 1

Answer:

use a calculator that should help u so much


Related Questions

If f(x) is a linear function, what is the value of n?
f(x)
-25
-4
-1
-10
20
o 2
o 4
5
9
9

Answers

Answer:

5

Step-by-step explanation:

EdGen 2020 answer

Answer:

c

Step-by-step explanation:

it's about proportion and stuff but I'm confused on this one can someone please explain?​

Answers

Answer:

the one clue you have is "30,12" on the left. try to understand how they relate to each other. maybe how many times 12 goes into 30. or maybe how many times it goes into 32 with no decimal so what number do you have to add (sometimes work doesnt mean it like that so that might be wrong). but if you want the answers, they are:

35/5/15/30

14/2/6/12

the way i did it was if it was on the bottom (y) i did 2.5 times the number. if on the top (x) i did the number divided by 2.5. 2.5 was the rate of change (is that the word i think it is but if it isnt just blame me im sorry).

Step-by-step explanation:

What is -1/8 - 0.356

Answers

Answer:

-0.481

Step-by-step explanation:

-1/8 is equal to -0.125

-0.125 - 0.356 = -0.481

The answer is -0.481!

How much silver yarn is in the magic carpet?

Answers

Answer:

150 meters of yarn

Step-by-step explanation:

150 meters silver yarn

Cassie works at the apple store. She earns $12 plus $8 for each hour she works. Write an equation to represent her earnings.

Answers

Answer:

8h+12=E

h: hours worked

E: total Earnings

factories
x⁴ y⁴- xy​

Answers

Answer:

xy (x³y³-1) this is the correct answer. check my explanation to understand

Step-by-step explanation:

x⁴y⁴-XY =

xy (x³y³-1)

Describe a real life situation that uses the sum of the integers -8 and 12.

Answers

I had some cookies 8 of them fell and my mother gave me 12 more.

At the beginning of the year, Sadie had $70 in savings and saved an additional $18 each week thereafter. Jack started the year with $90 and saved $14 every week. Let S S represent the amount of money Sadie has saved t t weeks after the beginning of the year and let J J represent the amount of money Jack has saved t t weeks after the beginning of the year. Write an equation for each situation, in terms of t , t, and determine the amount of money Sadie and Jack have saved in the week that they have the same amount of money saved.

Answers

Answer:

$160

Step-by-step explanation:

Step one:

For Sadie

initial savings balance= $70

weekly savings = $18

Let S represent the amount of money Sadie has saved

and  t the number of weeks after the beginning of the year

The total amount in savings after t weeks is

S=18t+70-------1

For Jack

initial savings balance= $90

weekly savings = $14

Let J represent the amount of money Jack has saved

and  t the number of weeks after the beginning of the year

The total amount in savings after t weeks is

J=14t+90---------2

Step two

equation 1 and 2 to find t

18t+70=14t+90

18t-14t=90-70

4t=20

divide both sides by 4

t=20/4

t=5 weeks

so after 5 weeks Sadie and Jack will have the same amount of money

For Sadle t=5

S=18(5)+70-------1

S=90+70

S=$160

For Jack t=5

J=14(5)+90---------2

J=70+90

J=160

The two equations above shows that after 5 weeks their savings will be $160

sole the proportion

Answers

Answer:

11/6 or 1.8333333333

Step-by-step explanation:

[tex]\frac{2x + 1}{6}[/tex] = [tex]\frac{7}{9}[/tex]

Cross Multiply:

7 x 6 = 42

9 (2x+1)

42 = 9(2x+1)

42 = 18x + 9

Then, isolate the variable. In order to do so, subtract 9 from both sides.

33 = 18x

Now, divide by 18 (to find x)

33/18 =

1.8333333 or 11/6

“write an equation for the line described in standard form”

pleaseee

Answers

Answer:

I would say y= -4x + 3 but since they said with the y-intercept of 0 then it'll become y= -4x.

Step-by-step explanation:

simplify f (x)=5x^2-10x+6

Answers

Step-by-step explanation:

[tex]f(x) = {x}^{2} - 5x + \frac{6}{5} [/tex]

[tex]f(x) = {x}^{2} - 5x + \frac{25}{4} - \frac{9}{5} [/tex]

f(x) =(x-5/2)^2-9/5

I needddd helppppp pleaseee

Answers

Answer:

ok this triangle is an isosceles triangle because when you tell sit and look at the base sides that is 55° and be those are the base angles so if one is 55 the other one is also 55 So B is 55

Answer:

B=55°

Step-by-step explanation:

That is an isosceles triangle TS and US are the same size. So the 2 angles at the base (TU) will be the same. so b=55°

(-1)^39=

‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎

Answers

-1 is the correct answer

on a number line,9.7 would be located. Choose all answers that make a true statement
A. to the right of 9.53
B. to the right of 9.8
C. between 10.6 and 10.8
D. to the left of 9.9

Answers

B because 9.8 is greater than 9.7 so it’s be to the right

20 + 5d for d = -2
PLZ HELP ASASP

Answers

Answer:

d = -4.4

Step-by-step explanation:

20 + 5d = -2

-20           -20

5d = -22

5d/5   -22/5

d = -4.4

Answer:

10

Step-by-step explanation:

Plug in the value of d: 20 + 5(-2)5(-2) = 5 × -2 = 10Plug -10 in: 20 + -10Simplify: 20 - 1020 - 10 = 10

I hope this helps!

Solve the equation.

a−6=13

Answers

Answer:

19

Step-by-step explanation:

19-6=13

i hope this helps

Answer:

19

Step-by-step explanation:

: Add 6 to both sides.

a−6+6=13+6

a=19

PLEASE HELP WILL GIVE BRAINLY

(USE BAR NOTATION IF NEEDED!!!!!!
CONVERT TO DECIMAL

Answers

Answer:

3.34 is the decimal form but the question is unclear, what is it that you need?

Step-by-step explanation:

The answer is 3.3408 as a decimal, does that help?

Landon rides his bike 178 feet in 8 seconds, find the unit rate

Answers

Answer:

22.25

Step-by-step explanation:

178/8=22.25

Answer:

22.25

Step-by-step explanation:

178 divided by 8

Anyone can help me on this

Answers

Answer:

f(1)=5 f(0)=0 f(-1)=-3

Step-by-step explanation:

by pluging it in.

2(x + 2) = 14

Help me please

Answers

Answer:

x=5

Step-by-step explanation:

Answer:

x = 5

Step-by-step explanation:

Original Equation:

2(x + 2) = 14

Use distributive property

2 · x = 2x

2 · 2 = 4

Your equation should look like this now:

2x + 4 = 14

Subtract 4 from both sides.

2x = 10

Divide both sides by 2

x = 5

Hope this helped :)

Please consider Brainliest :)

A large envelope is 0.085 cm thick. How thick would a stack of 100 of these envelopes be? Explain your reasoning.

Answers

Answer:

8.5 cm

Step-by-step explanation:

I think because wouldn't you take the 0.085 · 100

(get mad if I'm wrong i might be)

Answer:

8.5 cm

Step-by-step explanation:

Since there is 100 of the envelopes, 0.085*100 is 8.5

answer this please ​

Answers

Answer5 times 6=30 divide bc its a triangle the answer is 15

Step-by-step explanation:

Which of the following statements about the graph of y= 34x −1 are true? Select all that apply.

A.) The slope of the line is 3/4.
B.) The slope of the line is 1.
C.) The line intersects the point (0,3/4).
D.) The line intersects the point (0, -1).
E.) The y-intercept is -1.
F.) The y-intercept is 3/4.

Answers

9514 1404 393

Answer:

  A, D, E

Step-by-step explanation:

Assuming your graph is of the equation ...

  y = 3/4x -1

The slope is 3/4. The line intersects (0, -1). The y-intercept is -1.

  A, D, E are true

PLZ ANSWER BRAINLIEST

Tom needs to get on his roof to clean the gutters, his roof is 30ft. high, his ladder is 35ft. long. Tom places the ladder 4ft. away from his house. Will Tom need a longer ladder?
apply the Pythagorean Theorem

Answers

Answer:

Tom wont need a longer ladder.

Step-by-step explanation:

Answer:

No the ladder is long enough.

Step-by-step explanation:

30x30=900

4x4=16

Sq. Root of (900+16)= 30.27ft distance from the ground to the roof, 4 ft away from the house.

What are the coefficients in "5+8x+7+6x+2"

Answers

The coefficient is 8 +6

Find 4+(−1 2/3). Write your answer as a fraction in simplest form.

Answers

Answer:

[tex]\frac{7}{3}[/tex]  

I hope this helps!

Answer:

2 1/3

Step-by-step explanation:

I need to know if these two graphs are a function, is one a function? is two a function?

Answers

                                     Question 7

Answer:

The graph in question 7 is a function.

Step-by-step explanation:

In order to check whether the graph in question 7 is a function or not, we need to draw a vertical line anywhere on the graph, and if does not hit the graph more than once, it is a function.

It is observable that the vertical line will always intersect the graph in question 7 at the only place.

From the graph, it is clear the green vertical line intersects the graph at the only place. Hence, the graph in question 7 is a function.

Therefore, the graph in question 7 is a function.

                                               Question 8

Answer:

The graph in question 8 is not a function.

Step-by-step explanation:

In order to check whether the graph in question 8 is a function or not, we need to draw a vertical line anywhere on the graph, and if does not hit the graph more than once, it is a function.

It is observable that the vertical line intersects the graph in question 8 at more than one place.

From the graph, it is clear the green vertical line intersects the graph at x=-3 at more than one place. We can not have the same x values for the two output values in order to be a function. Hence, the graph in question 8 would NOT be a function.

Therefore, the graph in question 8 is not a function.

Can I please get some help with this :D

Answers

1. Anwser=53.3 (do 40*3 then anwser x 4)
2anwser=120

Quinn is reading about safety equipment. In which situation will he find this knowledge most useful?

when operating power tools
while taking the dog for a walk
when walking to a friend’s house
while doing his homework on a computer

Answers

When operating power tools since the others are what you do on an average day, without any safety tools

Answer:

a

Step-by-step explanation:

3. A geometric sequence g starts at 500 and has a growth factor of 0.6. Sketch a graph of g
showing the first 5 terms.

Answers

Answer:

Here you go! Sorry if its not in the correct format.

Hope this helps!

All five terms of GP are 500, 800, 1280, 2048, and 3276.8.

What is geometrical progression series?

A geometric progression is a sequence in which any element after the first is obtained by multiplying the previous element by a constant which is called a common ratio denoted by r.

For example, the sequence 1, 4, 16, 64,… is a geometric sequence with a common ratio of r = 4.

Given the first term 500

And it is growing by 0.6 factor

It means,

Second term = first term + 0.6 of first term

Second term = 500 + 0.6(500)

Second term = 500 + 300 = 800

And similarly, all three terms are 1280, 2048, and 3276.8.

Hence "All five terms of GP are 500, 800, 1280, 2048, and 3276.8".

For more information about the geometrical progression,

brainly.com/question/4853032

#SPJ2

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