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3 years ago

Which expression has the same value as -18÷(-9)

Mathematics

2 answers:

erma4kov [3.2K]3 years ago

6 0

Negative dividing by negative gives positive,
so 18:9=2

daser333 [38]3 years ago

4 0

Answer:

2 is the value... so now solve the other equations to find out which ones also equal 2 and then you have your answer(s).

Step-by-step explanation:

Its 2 because your dividing 2 negative numbers, which will always become a positive.

------------------------

-18/-9=2 ( the value)

(next equation) = ( answer)

*Repeat and the ones that have the answer of 2 is correct*

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A certain shampoo is available in two sizes. A 13.5 ounces bottle cost $2.98. A 29.2 ounce bottle cost $6.12. Find the Unit pric

Sladkaya [172]

Answer:

9.2 ounce bottle cost $6.12 is better buy with unit price of $0.22

Step-by-step explanation:

Unit price of any product is given by

unit price = weight of product/ price of product

Given sizes

13.5 ounces bottle cost $2.98

cost of 1 ounce of shampoo for this size = cost price/weight of shampoo

cost of 1 ounce of shampoo for this size =2.98/13.5 = $0.22

Unit price for this size is $.022

9.2 ounce bottle cost $6.12

cost of 1 ounce of shampoo for this size = cost price/weight of shampoo

cost of 1 ounce of shampoo for this size =6.12/9.2 = 0.66

Unit price for this size is $0.66

As $0.22 is less than $0.66 thus,

9.2 ounce bottle cost $6.12 is better buy.

6 0

3 years ago

Find the square of the following without actual multpliation . 43

devlian [24]

I'll explain how I found it without actual multiplication,

${40}^{2} = 1600 \\ {3}^{2} = 9 \\ 2 \times 40 \times 3 = 240 \\$

So,

${43}^{2} = 1600 + 240 + 9 \\ = 1849$

Hope this will help....

3 0

3 years ago

I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS QUESTION RIGHT NOOOO SCAMS AND EXPLAIN WHY THAT IS THE ANSWER

lubasha [3.4K]

Answer:

13.1

Step-by-step explanation:

A = bh

~~~~~~~

$b_{1}$ = 16 , $h_{1}$ = 9

A = 16 × 9 = 144

From another side area of parallelogram with hight "h" base "b"

11h = 144

h = 144 ÷ 11 ≈ 13.1

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2 years ago

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kirza4 [7]

Answer:

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3 years ago

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IgorLugansk [536]

Answer:

304

Step-by-step explanation:

find the area of each side, then add together

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front and back are 10*4=40 40*2=80

left and right sides are 8*4=32 32*2=64

160+80+64=304

5 0

2 years ago