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const2013 [10]
3 years ago
13

Write an equation of the line that passes through the points (1, 2) and (-2, 5)

Mathematics
1 answer:
igor_vitrenko [27]3 years ago
5 0

Answer:

y=-1x+3

y-2=3(x-1)

Step-by-step explanation:

Slope: -1

y-intercept: 3

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Ok really need hellp hear
Nuetrik [128]

Answer:

2/3 is the answer..

Step-by-step explanation:

becaue 2 holes then 2/3s is not filled trust me!!! plz give brainliest and a thanks!!!!

6 0
3 years ago
At an electronic store, an air conditioner marked at 280$ was on sale at $259 what was the percentage of discount for the air co
Whitepunk [10]

Answer:

7.5%

Step-by-step explanation:

280 - 259 = 21

21 / 280 = 0.075 = 7.5%

6 0
2 years ago
Models can be helpful in scientific investigations because
Ksenya-84 [330]

Answer:

the answer is d

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
How do I solve : COT pi/4 ...?
Wewaii [24]
Cot x = cos x / sin x
cot π/4 = cot 45° = cos 45° / sin 45°
We know that sin 45° and sin 45° have the same value:
cos 45° = sin 45° = √2 / 2;
cos 45° / sin 45° = √2/2 : √2/2 = 1
Answer:
cot π/4 = 1
3 0
3 years ago
I need help with this thank you
kari74 [83]

1= 5/4

2= -103/40

1st explanation

-12/15 + 4/5 + 7/12

-8 + 48 + 35/60

75/60

5/4

2nd explanation

-1 3/5 + 5 1/8 - 6 1/10

-8/5 + 41/8 + 61/10

- 64 + 205 + 244 / 40

-103/140

-103 / 40

8 0
3 years ago
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