Joan Arlington has twice as much money invested at 5% simple annual interest as she does at 4%. If her yearly income from the two investments is $154, how much does she have at each rate? equation

Answers

Answer 1

Answer:

1100

Step-by-step explanation:


Related Questions

I NEED HELP ASAP PLZZZ
Above, a right triangle is removed from a rectangle. What is the area of the remaining figure?
o 18 in?
31 in
87 in?
96 in

Answers

Answer:

87

Step-by-step

length x width=area

12*8=96-9=87

IF THE RATIO IN A VALENTINE'S
DAY CANDY BOX OF MILK TO DARK
CHOCOLATES IS 23. HOW MANY
DARK CHOCOLATES ARE THERE IF
THERE ARE 8 MILK CHOCOLATES?

Answers

Answer:

12 dark chocolates

Step-by-step explanation:

Let there are 2x milk chocolates and 3x dark chocolates.

Total no of milk chocolates = 8

ATQ,

2x = 8

x = 4

Dark chocolates = 3x

= 3(4)

= 12

Hence, there are 12 dark chocolates.

please HURRY IM ON A QUIZ

if 2 is substituted for x, which expression will NOT equal 5?

Answers

Answer:

It will be 2x -1

If x=2

2*2 - 1 = 4 - 1 = 3

Step-by-step explanation:

7 - x    If x=2

7 - 2 = 5

11 - 3x   If x=2

11 - 3*2 = 11 - 6 = 5

2x -1   If x=2

2*2 - 1 = 4 - 1 = 3

4x - 3    If x=2

4*2 - 3 = 8 - 3 = 5

A triangular plot of land has sides of lengths 420 feet, 330 feet, and 180 feet. Approximate the smallest angle between the sides. The choices are rounded to the nearest degree.
A. 30 degree
B. 27 degree
C. 22 degree
D. 24 degree

Answers

Answer:

D. 24 degree

Step-by-step explanation:

Sides of the triangle are

a = 330 ft

b = 180 ft

c = 420 ft

From cosine rule we have

[tex]\angle A=\cos^{-1}(\dfrac{b^2+c^2-a^2}{2bc})\\ =\cos^{-1}(\dfrac{180^2+420^2-330^2}{2\times180\times 420})\\ =48.65^{\circ}[/tex]

[tex]\angle B=\cos^{-1}(\dfrac{a^2+c^2-b^2}{2ac})\\ =\cos^{-1}(\dfrac{330^2+420^2-180^2}{2\times 330\times 420})\\ =24.17^{\circ}[/tex]

[tex]\angle C=\cos^{-1}(\dfrac{a^2+b^2-c^2}{2ab})\\ =\cos^{-1}(\dfrac{330^2+180^2-420^2}{2\times 330\times 180})\\ =107.19^{\circ}[/tex]

The smallest angle in the triangle is [tex]\angle B=24.17^{\circ}[/tex].

Edwin has 50$ in his bank.He starts spending $3 each week on snacks at lunch. how many weeks will edwin run out of money?

Answers

He will run out of money in 16 weeks

what is (7/4x)+(-3/2y) simplified

Answers

Answer:

0.25(7x-6y)

Step-by-step explanation:

HURRY PLEASE IM TIMED. Which list of numbers is shown on the number line below? A number line going from negative 3 to positive 2. There are 4 equal spaces between each number. A point is halfway between negative 3 and negative 2. A point is between the second and third mark between negative 2 and negative 1. A point is on the mark 1 space to the right of 0. A point is halfway between 1 and 2. Negative 2.5, 1 and three-fourths, 50 percent, 1.5 Negative 2.5, negative 1 and one-third, 50 percent, 1.5 Negative 2.5, negative 1 and three-fourths, 25 percent, 1.5 Negative 2.5, negative 1 and one-third, 25 percent, 1.5

Answers

Answer:

It is A The first one

Step-by-step explanation:

Negative 2.5, 1 and three-fourths, 50 percent, 1.5

Pls Mark Brainliest

Answer:

d

Step-by-step explanation:

help please! nobody has been answering my questions :( !!!!!!

Answers

I actually don’t know either

Show that f '(x) = g'(x) for all x in their domains. Can we conclude from the corollary below that f − g is constant? If f '(x) = g'(x) for all x in an interval (a, b), then f − g is constant on (a, b); that is, f(x) = g(x) + c where c is a constant.

Answers

Answer:

Answer: 15 cm

Step-by-step explanation:

The derivative of a function at a point can be defined as its slope at that point. For f'(x) = g'(x) in the interval (a,b), it is proved that f - g is constant in (a,b).

What is a Derivative?

A derivative of a function is its rate change of increase or decrease in a given interval with respect to its variable. Derivative of a constant function is always zero.

Given that, f'(x) = g'(x) for all x.

Taking integral on both sides

f(x) + C₁ = g(x) + C₂

=> f(x) - g(x) = C₂ - C₁

=> f(x) - g(x) = C

Thus, f(x) - g(x) is constant is proved.

Similarly for interval an interval (a,b),

f(x) - g(x) = C

=> f(x)= g(x) + C

Hence, it is proved that in an interval (a,b), if  f'(x) = g'(x) then f(x)= g(x) + C.

To know more about Derivative click on the following link

https://brainly.com/question/9964510

#SPJ2

the length of a rectangle is 8 centimeters. what is the width?​

Answers

Answer:

This is a very vague question. We can't find out the width if it doesn't tell us the area. Comment on my answer the area and I can help.

Which points are 19 units apart?
○(-14, 12) and (5, 12)
○(-5, 19) and (-12, 19)
○(-20, 5) and (5, 12)
○(14, 12) and (5, 12)​

Answers

Answer:

(20,5) and (5,12) I think

Answer:

A:(–14, 12) and (5, 12)

Step-by-step explanation:

Trust me on this, also can I have brainiest please?

Hope you do well! :D

WILL GIVE BRAINLIEST!!

Ignore the $

Meyer rolls two fair, ordinary dice with the numbers $1,2,3,4,5,6$ on their sides. What is the probability that at least one of the dice shows a square number?

Answers

Two numbers on each die are squares: 1 and 4. 4 numbers on each die are not squares: 2 , 3, 5, and 6. there are 16 ways for him to roll a non-square die, out of 36 outcomes for the pair of dice. The other 20 options each have a square number showing on one or both dice. So, the probability is 5/9. hope this helps please pick my answer as brainliest, have a good day!

What error did Wanda make?
None. Wanda’s work is correct.
Wanda converted the percent to a decimal incorrectly. It should be 0.073.
Wanda converted the percent to a decimal incorrectly. It should be 0.73.
Wanda has the wrong label. It should be hours, not dollars.

Answers

Answer:

C

Step-by-step explanation:

the guy above sucks

None. Wanda’s work is correct.

Wanda converted the percent to a decimal incorrectly. It should be 0.073.

Wanda converted the percent to a decimal incorrectly. It should be 0.73.

Wanda has the wrong label. It should be hours, not dollars.

Step-by-step explanation:

Examine the graph.


Select each interval where the graph is decreasing.

a.−4b. 3c.2d.−1

Answers

C:2 because that is the point where it decreases

Which graph represents the function fx) =|x–4?

Answers

The image below shows the graph f(x) = |x| – 4

Hope this helps! :)

Some one please help

I have attached the question

Answers

Answer:

a number question's answer is a power 2. and is c power 1

Answer

A) a2
B) c

Explaining

Max purchased a solar pool cover for his swimming pool. What is the area of the
solar cover for the swimming pool?
10ft
32 ft
Square Feet

Answers

Answer:

320 ft^2

Step-by-step explanation:

Help me with this bs

Answers

Answer: It’s A bc it’s a

The triangles are similar.


What is the value of x?


Enter your answer in the box.

x =

Answers

x=12 because say if we choose the base line as our example then the baseline for the small triangle is 7 and the baseline for the bigger triangle is 28. To get from 7 to 28 you have to times by 4 , so the triangle has been enlarged by 4. If we get the side where it says 25 (for the smaller triangle) we can times it by 4 to get 100. Our equation is now 100=6x+28. To work this equation out you do -28 for both sides which equals to 72=6x.
Then we divide by 6 on both sides to get our answer as 12=x
Hope this helped, ask me if you are confused by anything that I just said.

what is the estimate of 29 x 688

Answers

Answer:

19952 :)

Step-by-step explanation:

Step-by-step explanation:

29 turns to 30

688 turns to 700

30×700=21000

Kameron who is 4.5 feet tall , is outside during recess

Answers

Answer: I'm not sure i understand. Are you asking a question or is this just a statement

Step-by-step explanation:

Jacob has a coin and a spinner with 3 equal sections, one colored red, one colored blue, and one colored green. Which tree diagram best represents all possible outcomes of Jacob spins the spinner once and flips the coin once?

Answers

Answer:5y

Step-by-step explanation:

67

Hey how you have a good day !! XD

Write an equation of the line with the given slope and y-intercept.

Answers

Answer:

A. [tex] y = \frac{1}{4}x + 2 [/tex].

Step-by-step explanation:

Equation of a line in slope-intercept form, is given as [tex] y = mx + b [/tex].

Given a slope (m) of ¼, and y-intercept (b) of 2, we can get the equation if the line by substituting m = ¼, and b = 2 into [tex] y = mx + b [/tex].

Thus, the equation of the line would be:

[tex] y = \frac{1}{4}x + 2 [/tex].

What is the area of this rectangle?
2.5 m
2 m

Answers

Answer:

5

Step-by-step explanation:

please help if u can!!

The entry fee to a fun park is $20. Jackson spent a total of 35 at the park. If z represents the number of rides jackson went on, which equation represents the situation and what is the value of z that makes the equation true?

A= 2.50=35
x=14

B= 2.50z=20
x=8

C= 20z+2.50=35
c=2

D= 20+2.50z=35
x=6

Answers

Answer: The answer is d.

Step-by-step explanation:

If the entry amount is $20 then you want to subtract $20 from $35 and that leaves you with $15 now if you divide $15 in $2.50's you get 6

Stephen's lunch bill is currently at $843. Stephen orders a fruit salad for take out and wants to leave
$2.25 as a tip for his server. He has a $10 bill and a $5 bill. How much change should he receive after
paying for his lunch, the fruit salad, and the tip?

Answers

Answer:

1.63

Step-by-step explanation:

Together, teammates Pedro and Ricky got 2678 base hits last season. Pedro had 282 more hits than Ricky. How many hits did each player​ have?

Answers

Answer:

pedro- 1621

ricky- 1057

Step-by-step explanation:

what is the awnser to y=3/2x-1

Answers

Answer:

On a coordinate graph, make a point at (0, -1)

Move the point up 3 units and right 2 units, and make another point. Continue across the plane and draw the line connecting the dots.

Answer:

Step-by-step explanation:

2x {3x [40 - (I0 x 2)]} = ?

Answers

the answer its 120 hope helps you

what variable is used to represent SLOPE?​

Answers

Answer:

M is used to represent the slope.

Step-by-step explanation:

Y = MX + C

Answer:

m is used to represent the slope

Step-by-step explanation:

y=mx+b

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