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Alecsey [184]
3 years ago
5

PLEASE HELP FAST ILL GIVE BRAINLIST MAKE SURE YOU READ IT BEFORE YOU ANSWER ITS QUESTION 18

Mathematics
2 answers:
Black_prince [1.1K]3 years ago
7 0
The answer will be b, if u subract then add it
Mice21 [21]3 years ago
4 0

Answer:

D. y=3x+15

Step-by-step explanation:

find the slope

\frac{1-(-5)}{-3-(-1)} =3

y=mx+b

plug in known values

3=3(-4) + b

b=15

y=3x+15

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Ada bought 90 feet of for ​$20.70. She needs 30 more feet. If the unit price is the​ same, how much will she pay for the extra 3
velikii [3]

Answer:

Step-by-step explanation:

20.70/90= 0.23 per foot

30*.23= 6.90

It'll cost $6.90 for 30 more feet.

3 0
3 years ago
What is the answer??? Please help me! <br> 16% of 40 =
Murrr4er [49]

Answer:

16/100*40

32/2

lol so simple

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5 0
3 years ago
Can somebody help solve either of these?
Leya [2.2K]
First one:
The circumference of the whole circle is (2π x the radius), 
and 60° is (60/360) = 1/6 of the whole circumference.

Second one:
The area of the whole circle is (π x the radius²), and
the 40° sector is (40/360) = 1/9 of the whole area.

I hope this is enough help.
8 0
3 years ago
The access code for a​ car's security system consists of four digits. the first digit cannot be 6 and the last digit must be eve
sertanlavr [38]
There are 9 choices for the first digit: {0, 1, 2, 3, 4, 5, 7, 8, 9}
There are 10 choices for the second digit: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
There are 10 choices for the third digit: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
There are 5 choices for the fourth digit: {0, 2, 4, 6, 8}

Multiply the number of choices per digit to get: 9*10*10*5 = 90*50 = 4500

Answer: 4500
5 0
3 years ago
Pls help 50 points and brainliest!!!!
icang [17]

Step-by-step explanation:

option (B) the second option

line DC is the line that extends in both directions infinitely..

Good luck ✅.

6 0
3 years ago
Read 2 more answers
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