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Harman [31]
3 years ago
10

Graph lines and find the solution ( where do the lines cross)y=1/2x + 5y= -5/2x -1​

Mathematics
1 answer:
Vika [28.1K]3 years ago
4 0

Answer:

Answer attached: (-2 , 4)

Step-by-step explanation:

y=1/2x + 5

y= -5/2x -1

1/2x + 5 = -5/2x -1

3x = -6

x = -2

y = 1/2 x -2 + 5 = 4

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Can you guys help me answer it
Hitman42 [59]

Answer:

300pi

Step-by-step explanation:

that is 3/4 of a circle with the radius of 20. Meaning that the area is 300pi

8 0
2 years ago
julia is putting together bag of 45 blocks. if she wants the probability of choosing a red block to be 1/5 how many red blocks j
4vir4ik [10]

Answer:

9

Step-by-step explanation:

Given that the sample size is 45 blocks

Let number of red blocks in the bag to be x

Then the probability of chosing a red block will be x/45

Given that the probability of choosing a red block is 1/5 then you can form the expression;

x/45 = 1/5 ---------------find the value of x  by performing cross multiplication

5x=45*1

5x/5=45/5

x=9

Answer

Julia put 9 red blocks in the bag.

7 0
3 years ago
Calculate the amount and the compound interest on Rs 12.000 in 2 years at 10%
mel-nik [20]

Answer:

Amount = p( 1+r/100) ^n

= 12000 ( 1+10/100) ²

= 12000( 10/10+1/10) ²

= 12000( 11/10) ²

= 12000 x 11/10 x 11/10

= 14520 rs.

Compund interest = amount - principal

= 14520 - 12000

= 2520rs.

Next question :- no of men can complete a piece of work in 7 days = 36

No of men can complete a piece of work in 42 day = ( 36 x 7 ) ÷ 42

= 252 ÷ 42

= 6 men

5 0
3 years ago
(2,4) (0,y) slope is -2
solong [7]
-2= y-4
——
0-2
-2= y-4
——
-2
(y-4)•-2 = -2
-2y+8=-2
-2y=-10
————
-2
y=5
hope this helps
8 0
4 years ago
(look at the image) can i get help on this?
ser-zykov [4K]

Answer:

no u wont

Step-by-step explanation:

give money

6 0
3 years ago
Read 2 more answers
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