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Marianna [84]
3 years ago
9

What is the sum? 8+(-12) O-20 O O OO 20 Please help

Mathematics
2 answers:
geniusboy [140]3 years ago
7 0
Answer: -4

Explanation:

Two unlike signs automatically means to just subtract. So, now it looks like 8-12.
Subtract the smaller number from the larger number, 12-8, which equals to four.
But keep the sign of the larger value, which was 12, and twelve had a negative sign in he beginning, so 8+(-12) = -4.

Hope this helps, please mark as brainliest!
butalik [34]3 years ago
5 0

Answer:

-4

Step-by-step explanation:

=> 8-12

=> -4

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Paladinen [302]
If you want the angle it’s 22

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3 years ago
Help me with this questions please, brainiest reward
Mkey [24]

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Step-by-step explanation:

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Un mester popular a confectionat intru-n an 480 de fluiere,ocarine si viori.Cate instrumente de fiecare fel a confectionat meste
Marta_Voda [28]

Answer:

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Step-by-step explanation:

given:

(1) fluiere + ocarine +viori = 480

(2) fluiere + ocarine =296

(3) ocarine + viori =342

din ecuatia (3) avem: viori= 342-ocarine

din ecuatia(2) avem : fluiere= 296-ocarine

in ecuatia (1) inlocuieste ce ai gasit ca sa fie o ecuatie doar cu necunoscuta ocarine: fluiere + ocarine +viori = 480

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296+342-480 = ocarine =158

viori = 342-158 = 184

fluiere = 296-158 = 138

8 0
3 years ago
What is 3/4 + 2/5<br><br> A. 23/30 <br> b. 40/50<br> c.1 3/20<br> D. 1/50
natta225 [31]
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Your welcome
3 0
3 years ago
Robert collected 330 aluminum cans. If 100 aluminum cans weigh 4 pounds, and the recycling center is paying 25 cents a pound, ho
labwork [276]
First, determine the weight of 330 cans with the given conditions,
                    (330 cans) x (4 lbs / 100 cans) = 13.2 lbs
Then, the price is determined by multiplying this weight to the price that the recycling center is paying,
                         (13.2 lbs) x (25 cents / lb)  = 330 cents = $3.3
Thus, Robert will be paid $3.3. 
4 0
3 years ago
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