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katen-ka-za [31]
3 years ago
8

What is the equation of 30-20

Mathematics
1 answer:
serious [3.7K]3 years ago
7 0
If you would like to calculate x = 30 - 20, you can do this like this:

x = 30 - 20
x = 10

The correct result would be x = 10.
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In a game, two people each roll one dice. If one dice landed on a 6 and the other landed on the 5, find the least common multipl
sergey [27]

Answer:

30

Step-by-step explanation:

6 = 6, 12, 18, 24, <u>30</u>, 36

5 = 5, 10, 15, 20, 25, <u>30</u>, 35

6 0
3 years ago
Can someone please help me?
melomori [17]

Answer:

Hello! answer: 21.4

Hope that helps!

7 0
3 years ago
Mandy has 50 yards of fabric to make costumes for a play. She makes 12 skirts that take 3 yards each, and 9 hats that take 1 yar
Otrada [13]
50 yards. You are going to be taking away from that 50, so "50 -" should be part of the expression. This eliminates C.

12 skirts that take 3 yards each means 3 yards * 12 skirts which is 3 * 12. This is being subtracted from 50.
We also want to subtract 9 hats * 1 yard which is 9 * 1 = 9

Our expression will look like this: 50 - 12 * 3 - 9 * 1
or 50 - 12 * 3 - 9, which is D
6 0
4 years ago
Read 2 more answers
What is the estimation of 94,903?
denis-greek [22]
Well, it could be 95,000 or 94,900 depending on what you want.
3 0
4 years ago
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a varies jointly as the square root of the product of b and c. if a = 24 when b = 8 and c= 2 , find v when a = 48 and c = 4​
____ [38]

Answer:

b = 16

Step-by-step explanation:

× stands for varies

a × √bc,

a = k√bc,

when a = 24, b = 8, c= 2

a = k√bc

24 = k√8•2

24 = k√16

24 = 4k

dividing both sides by 4

k = 24/4

k = 6

a = 6√bc (standard equation)

find b when a = 48 and c = 4

a = 6√bc

48 = 6√b•4

dividing both sides by 6

48/6 = √b•4

8 = √b•4

squaring both sides

8^2 = b•4

64 = b•4

b = 64/4

b= 16.

Thrrefore when a = 48, c = 4, b = 16.

7 0
3 years ago
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