Check the picture below.
Pearl's father was 28 when Pearl was 6 years old. Pearl's father is now twice as old as Pearl. How old is Pearl?
Answer:
22
Step-by-step explanation:
the age difference between 28-6 is 22 years
And the only time you are double the age of something the younger one is the age of the age difference so Pearl is 22 and her father is 44
Hopes this helps please mark brainliest
Answer: Pearl is 22
Step-by-step explanation:
The first number is Pearl's age and the second is her father's. 6 and 28, 7 and 29, 8 and 30, 9 and 31, 10 and 32, 11 and 33, 12 and 34, 13 and 35, 14 and 36, 15 and 37, 16 and 38, 17 and 39, 18 and 40, 19 and 41, 20 and 42, 21 and 43, 22 and 44. 22×2=44 Hope this helps.
Estimate and then solve 8,784 ÷ 61 = ___.
a
133
b
134
c
143
d
144
Answer:
Step-by-step explanation:
8,800
60
= 144 (d)
Match the solution set of each of the following inequalities with its graph.
Answer: think about it
Step-by-step explanation:
you will get it
(DIFFICULTY: EASY) I need your brains, though.
Solve the word problem by creating an algebraic equation and solving for the unknown value.
David, Josue, and EJ had 72 cookies. Josue ate 5 more than 2 times than David, and EJ ate 3 times more than David. How many cookies did David eat?
Answer:
David=2x
Josue=2x+5
EJ=3x+2x
Step-by-step explanation:
2x+2x+5+5x=72
9x=72-5
x=72/9-5
x=8-5
x=3???
Answer:
David=2x
Josue=2x+5
EJ=3x+2x
2x+2x+5+5x=72
9x=72-5
x=72/9-5
x=8-5
x=3???
An architect designs two similar triangular patios. The first patio has angle measures of (x + 10)°, (y + 5)°, and 40°. The second patio has angle measures of (x – 10)°, 60°, and 80°. Find the values of x and y.
HELPPPP PRETTY PLEASEEE ASAP
Answer: x=230 and y=75
Step-by-step explanation: A triangle is worth 360 degrees, which means when you add up all the angles it equals 360 degrees. So
Second patio:
(x-10),60+80 = 360
x-10+140 =360-140
x-10=220+10
x=230
First patio:
(x+10)+(y+5)+40 = 360
x+y+55=360
x+y=360-55
x+y=305- x(230) =75
y=75
Answer: x = 50, y = 75
The sum of angles of a triangle is equal to 180°
according to the question, (x+10) + (y+5) + 40 = 180 -- eq(1)
(x-10) + 60 + 80 = 180 -- eq(2)
(x - 10) + 140 = 180
x - 10 +140 = 180
x + 130 = 180 , x = 180 - 130
x = 50
put x value in eq(1)
50+10 + (y+5) + 40 = 180
60+(y+5)+40 = 180
y+5 +100 = 180
y + 105 = 180
y = 180 - 105
y = 75
So, x = 50 and y = 75.
To learn more about triangles,
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Are these expressions equivalent? 4+7−3^2 Response area 2^3−5 ≠ =
help asap!!!!!! please and thank youuuuu
Answer:
156°
Explanation:
For this question use the formula "(n-2) x 180°" where n is the number of sides in a regular polygon, and divide the answer by the number of sides.
15 sides(15-2) x 180 = 2,340°2,340 / 15 = 156°Each different letter in this multiplication problem stands for a different digit. Reconstruct
the problem and find the value of NAG.
DID
x I
———
NAG
Answer:
242 × 4 = 968NAG = 968Step-by-step explanation:
You want the digits assigned to A, D, G, I, N to satisfy the multiplication problem DID·I = NAG.
SolutionNeither D nor I can be 1, because their product is G (not D or I). There can be no carry from that product. (If there were, the result would have 4 digits, not 3.) This means the least significant digit of I·I must be A, and that product must be more than 10.
I² > 10 ⇒ I ≥ 4
I ≥ 4 ⇒ D = 2, G = 8 and I = 4
Then we have ...
DID × I = NAG ⇒ 242 × 4 = 968
The value of NAG is 968.
Answer:
NAG = 968
242 * 4 = 968
2 = D
4 = I
Angie bikes for 20 minutes burning 150 calories. How many minutes will it take to burn 525 calories?
Answer:
70 minutes OR 1 hour and 10 minutes (it's the same thing)
Step-by-step explanation:
So this can be modeled by the equation 20/150=x/525
so solving for x, you have to say whats the most times that 150 will go into 525 without going over
the answer is 3
so 150x3=450 and 525-450=75
75 is one half of 150 so it would be 3.5
multiply 20 by 3.5 and you get 70 or 1 hour and 10 minutes since an hour is 60 minutes
Don't forget to give brainliest :)
Begging for HELP please been working on thus for 3 days and just can't make it click. please help
A) Write the letter of the graph that matches each equation below. If there is no match, none
i. y = 16x
ii. y = .25x
iii. y = 4.5x
iv. y = .05x
v. y = 10x + 1
(b) Find an equation for an exponential function that lies between graph A and graph B in the
second quadrant.
(c) Find an equation for the function that is parallel to E and has a y-intercept of (0,-4).
(d) Find an equation for an exponential function that has a greater constant percent rate of change than graph C.
(e) Find the equation of the line that is perpendicular to E and has a y-intercept of (0,5).
Answer: here
Step-by-step explanation:
A) f(x) = 3(x + 2)(x - 5)2 B) f(x) = -3(x - 2)'(x + 5)3 C) f(x) = -2(x - 5)(x - 2)2 D) f(x) = (x + 1)(x - 1)(x + 3) 1000 2000 800! Equation: Equation: Equation: Equation: 11. Write a fourth-degree polynomial that has 3,-2 and 4 – 3i as roots and a leading coefficient of 1
8.25g + 65 = 683.75
8.25 + 65g = 683.75
8.25g - 65 = 683.75
8.25 - 65g = 683.75
Answer:
Step-by-step explanation:
8.25g + 65 = 683.75
:)
Question below, URGENT!!
Sorry it’s out of order.
Could someone help me answer all four questions? I really need it
The supermarket has 15 aisles. 20% are empty, without any shoppers. How many empty aisles are there in the supermarket?
Answer:
3 empty
Step-by-step explanation:
The supermarket has 15 aisles. 20% are empty, without any shoppers. How many empty aisles are there in the supermarket?
20% = 0.20
15* 0.20 = 3
Answer:
Step-by-step explanation:
15 aisles
20% empty
20/100 x 15
= 0.2 x 15
= 3 empty aisles
20% of 15 equals 3, so there are 3 empty aisles.
Which expression represents the phrase "the product of 5 and 11"?
Please help im stuck!
Answer:
Step-by-step explanation:
The product of 5 and 11 is 55.
When a question says "product" it means you have to multiply both numbers, so 5 x 11 is 55.
Step-by-step explanation:
5+7
5+7=12
Get it in your head
Urgent!! Question on photo
A. X = 10, y = 6, z = 8
B. X = 4, y = 2, z = 3
C. X = 9, y = 5, z = 7
D. X = 7, y = 3, z = 4
Answer:
A. X = 10, y = 6, z = 8
Step-by-step explanation:
x^2=y^2+z^2
100=36+64
PLEASE HELP
Evaluate.
(jk−1)+j when j=−4 and k=5
Enter your answer as a decimal in the box.
Answer:
it's -21
Step-by-step explanation:
(-4)(5(-1)
-20-1
-21
Find the area of a circle with a radius of 7m. Use the value 3.14 for π, and do not round your answer. Be sure to include the correct unit in your answer.
Answer:153.93804
Step-by-step explanation: Multiply radius by itself then multiply by pi
HELP MEEE
Question
Evaluate:
3(d+e) when d =2 and e =3
Enter answer in the box.
Answer:
positive 15
Step-by-step explanation:
3(2+3)
3(5)
15
You put $8,185.06 into a savings account with an interest rate of 0.7% which earns $114.59 over a period of time. How long was the period of time?
Answer:
42.57
Step-by-step explanation:
First you need to add, and then simplify
six adult tickets to a movie at the theater cost $52.0. find the prince for one ticket.
Answer:
$8.666...
Step-by-step explanation:
52/6=8.66...
Which set of side length measurements in meters does NOT make a right triangle?
A. 9m, 11m, 13m
B. 18m, 24m, 30m
C. 7m, 24m, 25m
D. 20m, 21m, 29m
The set of side lengths which does not form a right triangle is 9m, 11m, 13m
What is a Triangle?A triangle is a plane figure or polygon with three sides and three angles.
A Triangle has three vertices and the sum of the interior angles add up to 180°
Let the Triangle be ΔABC , such that
∠A + ∠B + ∠C = 180°
The area of the triangle = ( 1/2 ) x Length x Base
For a right angle triangle
From the Pythagoras Theorem , The hypotenuse² = base² + height²
if a² + b² = c² , it is a right triangle
if a² + b² < c² , it is an obtuse triangle
if a² + b² > c² , it is an acute triangle
Given data ,
Let the triangle be represented as ΔABC
Now , the measure of sides of the triangle are
AB = 9 m
BC = 11 m
AC = 13 m
Now , for a right angle triangle
From the Pythagoras Theorem , The hypotenuse² = base² + height²
AC² = AB² + BC²
On simplifying , we get
13² = 9² + 11²
169 ≠ 81 + 121
Hence , the sides 9m, 11m, 13m does not form a right triangle
To learn more about triangles click :
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Help this is due tomorrow!! Thanks!
For two cups of sugar, you need 1 cup of lemon juice
For 10 cups of sugar, 5 cups
For 5 cups of sugar, 2 and a half cups.
Hope this helps
There are 40 students in Joan’s class. She plans to invite them to her birthday party. She asked them to suggest a theme for her party. Three of every eight students suggested a rainbow-themed party. How many students suggested a rainbow-themed party? How many did not?
Answer:
15 people suggested, 25 did not
Step-by-step explanation:
3 of every 8 so 3:8
There is 40 students in total, so 40/8=5. 5*3=15
15 people suggested, 25 did not
Answer:
15 students suggested a rainbow-themed party.
25 students did not suggest a rainbow-themed party.
Step-by-step explanation:
40 students
3 out of every 8 students suggested rainbow them
40/8 = 5
5 groups = 40 students
1 group = 8 students
3 × 5 (amount of groups) = 15
15 students suggested a rainbow-themed party.
40 - 15 = 25
25 students did not suggest a rainbow-themed party.
distribute the exponent (2a/p^2*q^3)^2
[tex]\left( \cfrac{2a}{p^2}\cdot q^3 \right)^2\implies \left( \cfrac{2^2a^2}{p^{2\cdot 2}}\cdot q^{3\cdot 2} \right)\implies \cfrac{4a^2q^6}{p^4}[/tex]
Question on photo, Ty!!
Answer:
It is the 2nd one and the 4th one
Answer:
put 2 and 4 its soooo easyy
The graph shows the proportional relationship between the number of gems collected and the number of levels that have been completed in a video game.
Graph with x axis labeled game levels and y axis labeled gems collected. A line begins at 0 comma 0 and goes through points 6 comma 450 and 8 comma 600.
p equals 2 over 150
p = 0.0133
p = 75
p = 150
Answer:
the answer is 150 I'm pretty sure
HELPPPMHURRY. PLEASEEE
Answer:
The constant of proportionality is 2.19
Step-by-step explanation:
$6.57 ÷ 3 = $2.19
Answer: 2.19
Step-by-step explanation: the equation to solve this is y/x= cost per pound (6.57/3=c)
6.57 divided by 3 = 2.19 per pound
What are the domain and range of the function f of x is equal to the quantity x squared plus 6x plus 8 end quantity divided by the quantity x plus 4 end quantity?
Answer:
The domain is all values of
x
that make the expression defined.
Interval Notation:
[
0
,
∞
)
Set-Builder Notation:
{
x
|
x
≥
0
}
The range is the set of all valid
y
values. Use the graph to find the range.
Interval Notation:
[
0
,
∞
)
Set-Builder Notation:
{
y
|
y
≥
0
}
Determine the domain and range.
Domain:
[
0
,
∞
)
,
{
x
|
x
≥
0
}
Range:
[
0
,
∞
)
,
{
y
|
y
≥
0
}
Sara has $25,000 to buy cell phones and chargers for her employees. She buys 38 phones for $640 each. Each charger costs $18. How much money will be left after she buys as many chargers as possible?
I NEED the shown work as well please
Answer:
-4
Step-by-step explanation:
if you multiply 38 x 640 it will be 24320, and if you multiply 18 x 38 it will be 684. add 24320 and 684 it will be 25004 which means she has -4 dollars i believe
Answer:$14
Step-by-step explanation:
640x38 = 24,320
25,000-24,320 = 680
680/18 = 37.7777 and on
so you would make that 37 chargers she can buy with the remaining money.
37x18 = 666 and 680-666=14