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Alexxandr [17]
2 years ago
5

Math is hard, 7th grade math too..

Mathematics
1 answer:
VARVARA [1.3K]2 years ago
3 0

Answer:

i could be wrong but i think its x=3 :(

Step-by-step explanation:

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K(3k−6)−7k(6k+10)=12
julsineya [31]

Answer:

k = -12/77

Step-by-step explanation:

OG problem: k(3k−6)−7k(6k+10)=12

Step-by-step:

3k - 6k - 42k - 70k = 12

-3k - 42k - 70k = 12

-7k - 70k = 12

-77k = 12

k = -12/77

4 0
3 years ago
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What is the area of the original rectangle?
saw5 [17]

It is 8

As a result of multiply 1.6 times 6, we would also need to apply it to the side as well, and therefore multiply it.

8 0
3 years ago
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NEED HELP WITH BOTH PLZ
Natalija [7]
For question 1)
During the 8-9 , Mr hare travel 40miles
For the time 9 onwards they travel concurrently,
Let x be the distance covered by both since they can only meet if they covered the sams distance,
x/50 = x/40 -1 ,where the 1 is the (8-9) 1 hr
x/40 - x/50 = 1
x = 200
Time take by Mr Hare = 200/ 40 = 5
from 8 add 5 hours will be 1
ans is b
2)
during 8- 9 hare travelled 50miles
let x be the distance
x/55= x/50-1
x/50-x/55=1
x=550miles
time taken by hare = 550/50=11 hr
ie when they first meet it will be 7pm
so ans is b 8
7 0
3 years ago
Find M ABC if the line BD bisects ABC and given m ABD = 5x and m DBC = 3x + 10​
stira [4]

Answer:

The Answer: 50°

Step-by-step explanation:

3 0
3 years ago
(08.05, 08.06 MC)
natali 33 [55]
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7 0
1 year ago
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