plz help will mark brainliest

Plz Help Will Mark Brainliest

Answers

Answer 1
The correct choices are:
2. (8a + 4b)
5. 4(2a + b)

2 is correct simply because there are 8 a’s and 4 b’s.

5 is correct because you multiply 4 by 2a and b, making 8a + 4b.


Related Questions

Please help on number 9 and 10. Will mark brainliest.

Answers

Answer:

9. 1.24 mL

10. $5.93

Step-by-step explanation:

Question 9:

If the dosage of medicine is 0.01 mL per pound of weight of the patient, and the patient's weight is 124 pounds, we can set up an equation to solve for how much medicine the patient would need to take:

Dosage of medicine per pound of body weight x Total body weight = Total medicine required

                                                               OR

0.01 * w = m,

where w is total body weight and m is total medicine required.

To solve for the dosage the patient needs, just plug the numbers into the right places (124 for w and leave m as it is):

0.01 * 124 = m

1.24 = m

Therefore, a patient with a body weight of 124 pounds would need a 1.24 mL dosage.

Question 10:

To make the multiplication easier, we could rewrite 15% as 0.15 ( because 15% = 15/100):

0.15 * Total bill = Total tax payed for bill (Also can be written as [tex]\frac{15}{100} * 39.51[/tex])

                                 OR

0.15*39.51 = Total tax

5.9265 = Total tax

5.93 = Total tax <-------- (rounded)

means to find the only possible answer.

Answers

The answer is determine


Write this series in sigma notation: 5+9+13+17+21+ 25 + 29+ 33.

Answers

Answer:

5+9+13+17+21+25+29+33= 152

Answer:

5+9+13+17+21+25+29+33=148

Which letter represents the first number in an ordered pair?

Answers

Step-by-step explanation:

Example: (5,2)

On a graph, the 5 goes on the x-axis and the 2 goes on the y-axis.

Also, in the world of variables, and the alphabet, x is before y.

So x represents the first number in an ordered pair.

hope it helps!

Hi i just like kinda forgot what that line above the two numbers in 2.21 mean. Can you help me?​

Answers

Answer:

It means .21 never ends like 2.2121212121.....

Answer:

it means that what ever is under that line is repeating so it just keeps going ex. 2.212121212121212121212121212121...................   and never ends

hope this helps:)

Step-by-step explanation:

what is the measure of

Answers

Answer:

Your answer is going to be D

Step-by-step explanation:

Add 100° with 30° and subtract that sum from 180°.

I'll give the person that can help me 30 points The y intercept of the graph could only be:

Answers

Answer:

The y- intercept could only be: B) (0, -3).

Step-by-step explanation:

The Y intercept is found when X=0, so the first value in the ordered pair must be 0. Because the line crosses the y axis BELOW the x axis, the value must be negative. Therefore, out of all the provided options, the answer could only be (0,-3).

3
— of -60 please help me!
4

Answers

Answer:

-45

Step-by-step explanation:

Write an equation in slope-intercept form for the like with slope 3/4 and y-intercept -2?

Answers

Answer:

y=3/4x-2

Step-by-step explanation:

For a slope intercept for, you have the formula y=mx+b where you would place the slope in the spot of m and the y-intercept in the spot of b.

HELP PLEASE

what is the slope of the function

Answers

Answer:

1/2 probably

Step-by-step explanation:

nobody is helping so imma do full points.
can someone tell me the domain and range for these two graphs?

Answers

Answer: i really needed this if you look and how much points i have you might understand

UwU

Step-by-step explanation:

what is the opportunity cost of one gun in this nation

Answers

To produce 5 guns they lose 5 butter so I think opportunity cost of one gun would be one butter.

can someone pleaseee help me with explaination

2-3a / 4 >5

THE DASH IS FOR DIVISION SO 2- 3a OVER 4

Answers

Answer:

a < -4

I apologise if it is wrong.

between what two integers is √15

Answers

Answer:

3 and 4

Step-by-step explanation:

Use a calculator:

√15 ≈ 3.87298...

or

since you know √9 = 3 and √16 = 4

and √15 is between √9 and √16 you can say √15 is between 3 and 4


Garrett is cutting wood. He can cut 50 bundles an hour. Write an expression to represent the
number of bundles he can cut after h hours.

Answers

50h this is because 50 per hour means every hour 50 bundles are cut

What is the value of √23

Answers

Answer:

Step-by-step explanation:

If you looking for square and square root:

Square: 529

Square root: 4.796 and the longer one,4.79583152331

4. Add 2 + 7/10 + 1/2 *
2.75
3.7
32/100
16/5

Answers

Answer: 2.75

Step-by-step explanation:

whats the answer 2y5+4y5−3y3−5y3

Answers

Answer: 6y^5 - 8y^3

Step-by-step explanation:

Answer: 6y5 - 8y3

Step-by-step explanation:

me when the:

3(1 + 7r) + 7r <— please help! :)

Answers

Answer: 28r+3

Step-by-step explanation:

3(1+7r)+7r

distributive property

3+21r+7r

combine like terms

28r+3

Answer:

4r/7 is the answer 4r over 7

Alex rolls a six-sided number cube 570 times. Approximately how many times can he expect to roll a 5?

Answers

Answer:

95 times

Step-by-step explanation:

Probability of rolling a 5 =1/6

So no. of times 5 is expected when the number cube is rolled out 570 times = 570*1/6 = 95 times

1)First determine the probability of rolling a 5

2)Since you can only roll a 5 once in a 6-sided cube the probability is ⅙ or about 0.1667

3)Multiply the probability and the total number of rolls

.1667 * 570= 95

Answer : 95 times

Aliaa uses deductive reasoning to identify the number angles that fit inside a circle based on her knowledge that obtuse angles have measures greater than  and that there are  at the center of the circle. Aliaa wants to partition the circle in 3 congruent angles, what is the angle measurement that best fits Aliaa's circle partition?

Answers

Answer:

The best angle measurement that best fits Aliaa's circle partition is three angles of 120° each.

Step-by-step explanation:

The sum of angles at the center of the circle = The sum of angles at a point = 360°

Therefore, to partition the circle into three congruent angles, the measurement of each of the partition should be 360°/3 = 120°

The steps to partition a circle into three are;

1) Draw the diameter of the circle, to intersect the circumference of the circle at points A and B

2) Mark a point, C, at a distance of half the radius from the center of the circle,  O, to the point, B, on the circumference, using a straight edge

3) Draw a perpendicular line to the diameter of the circle, through the point, C, to intersect the circle circumference at points D and E)

4) Draw radial lines from the circle center, O, to the points D and E

5) The segments OA, OB, and OE, are segment lines partitioning the segment into three congruent angles.

GEOMETRY HELP!!
Find the midpoint of AB

It’s Q right?

Answers

Yes the answer is Q.

Answer:yes it’s q

Step-by-step explanation:

At a grocery store, Rick bought 4 loaves of bread and 3 gallons of milk for $20. Danny bought 6 loaves of bread and 2 gallons of milk for $25. Identify the cost of a loaf of bread and a gallon of milk

Answers

Hey there! I'm happy to help!

Let's call the cost of a bread loaf b and the cost of a milk gallon m. Here is the info we have.

4b+3m=20

6b+2m=25

We solve one equation for b or m (we will solve the first one for b.

4b+3m=20

Subtract 3m from both sides.

4b=20-3m

We divide both sides by 4.

b=5-3/4m

We plug this value of b into the second equation to solve for m.

6(5-3/4m)+2m=25

We use distributive property to undo the parentheses.

30-4.5m+2m=25

We combine like terms.

30-2.5m=25

We subtract 30 from both sides.

-2.5m=-5

We divide both sides by -2.5

m=2

We plug this m into one of the original equations to find b.

4b+3(2)=20

4b+6=20

Subtract 6 from both sides.

4b=14

Divide both sides by 4.

b=3.5

So, a loaf of bread costs $3.50 and a gallon of milk costs $2.00.

Have a wonderful day!:D

Enter an inequality that represents the description, and then solve.
Dave has $9 to spend on a $6 book and two birthday cards (c) for his friends. How much can he spend on
each card if he buys the same card for each friend?
Inequality:
Dave can spend up to $
on each card if he buys the same card for each friend.

Answers

Dave buys the book for $6, that leaves him with $3, Dave has to buy two cards that each cost $1.5 at most in order to buy the same card for each friend.

Hannah pays $85 per month for her cell phone plan that gives her unlimited talk and 500 outgoing text messages. After 500 text messages it costs $0.10 per outgoing text message. Write the equation that models how much she pays for her data.

Answers

Answer:

85x(500-0.10x)

Step-by-step explanation:

Rey baked 144 desserts in 6 1/4 months. Find reys dessert making rate in desserts per month.

Answers

Answer:

23 1/25 desserts per month

8.3 + x= 12.1
I will love you if you can help me!​

Answers

Answer: x= 3.8

Step-by-step explanation:

21.1 - 8.3 = 3.8

x= 3.8

Answer:

X = 3.8

Explanation: 12.1 minus 8.3 equals the missing value

y+8=-1 show your work.

Answers

Answer:

3

Step-by-step explanation:

y=11-8

=3

Answer:

3

Step-by-step explanation:

y+8=11

y=11-8

y=3

therefore the ans is 3

Solve for n. 11(n – 1) + 35 = 3n

Answers

11n - 11 + 35 = 3n

8n = - 24

n = - 3

Answer:

n = -3

Step-by-step explanation:

Simplifying

11(n + -1) + 35 = 3n

Reorder the terms:

11(-1 + n) + 35 = 3n

(-1 * 11 + n * 11) + 35 = 3n

(-11 + 11n) + 35 = 3n

Reorder the terms:

-11 + 35 + 11n = 3n

Combine like terms: -11 + 35 = 24

24 + 11n = 3n

Solving

24 + 11n = 3n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-3n' to each side of the equation.

24 + 11n + -3n = 3n + -3n

Combine like terms: 11n + -3n = 8n

24 + 8n = 3n + -3n

Combine like terms: 3n + -3n = 0

24 + 8n = 0

Add '-24' to each side of the equation.

24 + -24 + 8n = 0 + -24

Combine like terms: 24 + -24 = 0

0 + 8n = 0 + -24

8n = 0 + -24

Combine like terms: 0 + -24 = -24

8n = -24

Divide each side by '8'.

n = -3

Simplifying

n = -3

Complete the Table
Input. Output
1 6
2 10
3 14
4 18
5 22
... ...
n ?​

Answers

Answer:

N, which is the increment is 4

Other Questions
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