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Alina [70]
2 years ago
12

Equation 1: 4(2x-10)=8

Mathematics
1 answer:
vfiekz [6]2 years ago
6 0

1: 4(2x-10)=8

2x-10=8/4

2x=2+10

x=12/2=6

Answer:

2: 2(2x-10)=8

2x-10=8/2

2x=4+10

x=14/2=7

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Two of them are drawn simultaneously from a deck of 48 cards.
Elina [12.6K]

The required probability is
a) both are cups is 0.05

b) At least one cup is 0.19

c) One is a cup and the other is a sword is   0.06

<h3 /><h3>What is probability?</h3>

Probability can be defined as the ratio of favorable outcomes to the total number of events.

a) for both are cups

P= 12*11/48*47
p = 0.05

b) for  At least one cup
p = 12*36/48*47
p = 0.19

c) for One is a cup and the other is a sword
p = 12*12/48*47
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Thus, the required probability is 0.05, 0.19, 0.06

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6 0
1 year ago
What is equivalent to 5(9q + 7)​
Andrej [43]

Answer:

45q + 35

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Jordan mixed together 9 gal. of Brand A fruit drink and 8 gal. of Brand B fruit drink which contains 48% fruit juice. Find the j
Pie

Answer:

Step-by-step explanation:

You do this by figuring out the amounts of pure fruit juice in all.

Explanation:

Mixture:

17 gal 30% contains:  

17

⋅

30

100

=

5.10

gal pure juice

From Brand B:

8 gal 48% contains:  

8

⋅

48

100

=

3.84

gal pure juice

So  

5.10

−

3.84

=

1.26

gal came from 9 gal of brand A

So the percentage of A is:

1.26

9

⋅

100

=

14

%

pure juice.

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8 0
3 years ago
Find the value of c using the diagram below
vesna_86 [32]

Check the picture below.


notice that 146° is sitting on a flat-line, and thus it has a sibling linear angle, namely 34°.

now, recalling that a triangle has a sum of 180° for all interior angles, the missing one is 126°, and incidentally that is a corresponding angle with "c".

8 0
2 years ago
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