What is the result of adding -2.9+6.8 and 4.4 - 7.3
What is the result of adding -2.9+6.8 and 4.4 - - 1

Answers

Answer 1
Answer: 1.5a - 0.5, or D. Use a calculator if it helps.

Related Questions

(3x + 2) ( x-2) Simplify expressions? 2/3 x 1/8 ? or 3 3/4 divided by 1 1/2 how do u simplify?
Three times a number is 42. What is the number?
What is the answer to 93+(68+7)
Which is greater 1/5 or 2/8
Sharon manages the Spirit Supply store at Lakefield Middle School. She tracks the sale of various items in her inventory so that she knows how many need to be ordered. The table shows how many school sweatshirts have been sold over the past five months.MonthNumber of sweatshirtsOctober41November29December18January28February25Draw a line graph that represents the values in the table above.

a restaurant has 60 plates one night, 9 groups of 6 people ate dinner at the same restaurant at the same time. how many plates were not used?

Answers

Plates used = 54
Plates not used = 6

Final answer:

The solution to the problem is obtained by multiplying the number of groups by people per group to calculate used plates, then subtracting this result from the total number of plates to get the unused plates. The answer is 6.

Explanation:

The problem you're dealing with is part of the arithmetic subject in mathematics. The question wants to know the amount of unused plates in a restaurant under certain conditions. You need to multiply the number of groups (9) by the number of people per group (6) to estimate the amount of plates used. So, 9 groups * 6 plates = 54 plates. This is how many plates got used. You then subtract this from the total plates available (60). Therefore, 60 total plates - 54 used plates = 6 unused plates.

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(1 pt) Which answer best describes the solution to the equation 3m – 9 = 9 + 3m?

Answers

3m-9=9+3m
add 9 to both sides
3m=18+3m
minus 3m both sides
0=18
false
no solution

the best discription would be an empty solution set

Evaluate sinA for the triangle shown

Answers

The value of sinA in the triangle is 0.6. Then the correct option is A.

What is trigonometry?

Trigonometry is the branch of mathematics that set up a relationship between the sides and angle of the right-angle triangles.

In the given triangle base is 8 and the perpendicular is 6 units. To calculate sinA we need hypotenuse and then use the Pythagorean theorem.

H² = P² + B²

H² = 6² + 8²

H² = 36 + 64

H² = 100

H = 10

The angle sinA is the ratio of perpendicular and hypotenuse.

sinA = P / H

sinA = 6 / 10

sinA = 0.6

Hence, the correct answer is option A.

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Answer:

0.6

Step-by-step explanation:

What is the probability that a month picked at random will have 31 days? A.5/12
B.4/12
C.7/12
D.8/12

Answers

There are 12 months.  7 of them have 31 days (Jan, Mar, May, July, Aug, Oct, Dec).  4 of them have 30 days (Apr, June, Sep, Nov).  1 of them has 28 or 29 days (Feb).  Based on this knowledge, the probability of picking a month with 31 days at random is C, 7/12.

There are 24 counters. How many counters could you add without having to regroup? why?

Answers

Answer: There are 5 counters that can be added without having to regroup.

Step-by-step explanation:

Since we have given that

Number of counters = 24

We need to add without having to regroup.

It means that we should make it a prime number which does not get divided by any other number except 1 and itself.

so, After 24, there is other numbers that has chances are as follows:

25,26,27,28,29......

But except 29 all the other number can be regroup as they are composite numbers.

But 29 is the nearest prime number after 24.

So, 24+5=29.

Hence, there are 5 counters that can be added without having to regroup.

you can add 5 because 24+5= 29 and still being divisible by 5. if you add six you need to regroup 

Z - 2/3 = 1/8

Please Help!!!

Answers

The answer would be Z=19/24 because 1/8 plus 2/3 equals 19/24. To get that, first find the LCM.The LCM is 24. Make all denominators 24. 1/8 times 3 equals 3/24, so keep that in mind, and next 2/3 times 8 equals 16/24. Now do addition, 16 plus 3 equals 19, so there's your answer. 19/24.