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Oksi-84 [34.3K]
3 years ago
13

Help! For 10 points. I did it and got a ridiculous answer.

Mathematics
1 answer:
weeeeeb [17]3 years ago
7 0
15 i think hope i could help

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Unit 1 geometry basics quiz 1-3 angle measures and relationships
coldgirl [10]

Answer:

thw whole quiz?

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Show the steps and solution explanations.
strojnjashka [21]

Answer:

Step-by-step explanation:

x+4y=6

x+4y=15

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

x+4y=6

-(x+4y)=-15

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

x+4y=6

-x-4y=-15

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

0=-9

no solution

Answer: No Solution

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

x+4y=7

3x+12y=21

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

simplify 3x+12y=21 into x+4y=7

Answer: Infinitely many solutions

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

x-y=1

2x+y=4

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

x=y+1

2(y+1)+y=4

2y+2+y=4

3y=4-2

3y=2

y=2/3

x-2/3=1

x=1+2/3

x=3/3+2/3=5/3

Answer: x=5/3, y=2/3. (5/3, 2/3).

6 0
4 years ago
What 3x-y=15 by graphing
Dafna11 [192]
Well the slope will be 3 and the y intercept will be -15
6 0
3 years ago
A high school debate team of 4 is to be chosen from a class of 35. how many possible ways can the team be formed?
Burka [1]
Imagine there are 4 sits for fill for the debate team 
we can fill the first sit in 35 different ways, second sit we only have 34 choices , third sit 33 and last sit 32 ways to possible fill it. 
35·34·33·32=1,256,640 possible ways the team could be form
4 0
3 years ago
4 is what percent of 16
VikaD [51]
4 is 25% of 16

Done! :)
5 0
4 years ago
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