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Serjik [45]
3 years ago
11

Does anyone know if this is correct

Mathematics
2 answers:
bazaltina [42]3 years ago
8 0
Number 4 is wrong, the correct answer is 30,000
number 6 is wrong, the correct answer is 720
number 7 is wrong, the correct answer is 18,000
the rest are correct
malfutka [58]3 years ago
8 0
Check number 7 it's 18000
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Step-by-step excplanation:

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3 years ago
The larger of two numbers is four times the smaller number, and their difference is 18. Find the two numbers.
podryga [215]

Answer:

x = 12 , y = 10

Step-by-step explanation:

Let x , y are two numbers.

x > y

1 ) Three times the greater is 18 times their

difference

3x = 18( x - y )

x = 6( x - y )

x = 6x - 6y

6y = 5x

y = 5x/6 ——-( 1 )

2 ) 4 times the smaller is 4 less than twice

the sum of the two

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2y + 2 = x + y

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From ( 1 ) and ( 2 ) ,

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Put x = 12 in equation ( 2 ) , we get

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y = 10

Therefore ,

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7 0
3 years ago
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brilliants [131]

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(4x - 3) + (3x+9)<br> Solve this!
dusya [7]

The answer for this problem would be 7x+6

Let's solve this problem step-by-step.

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Step 1: Combine Like Terms.

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=(4x+3x)+(−3+9)

So, the answer for this problem would be 7x+6.

8 0
3 years ago
Read 2 more answers
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lorasvet [3.4K]

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7 0
3 years ago
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