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Blababa [14]
3 years ago
11

Dan was thinking of a number. Dan adds 10 to it, then doubles it and gets an answer of 56.6. What was the original number

Mathematics
1 answer:
evablogger [386]3 years ago
3 0

Answer:

23.3 is the answer to this question

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Helppppppppppppppppppppppppp
Solnce55 [7]
Set the two expressions equal to each other.

7x + 3 = 9x

Simplify, isolate the x, subtract 7x from both sides

7x (-7x) + 3 = 9x (-7x)
3 = 2x

Set the equation = 0, subtract 3 from both sides

3 (-3) = 2x (-3)

0 = 2x - 3

2x - 3, or D, should be your answer

hope this helps
8 0
3 years ago
Is this question correct?
Andrews [41]

Answer:

10^20

3^11

3^24

10^12

Step-by-step explanation:

(10^2)^10=10^2*10=10^20

3^3*3^8=3^3+8=3^11

(3^3)^8=3^3*8=3^24

10^2*10^10=10^2+10=10^12

6 0
3 years ago
What is 8.2951 rounded to the nearest hundredth?
amid [387]

Answer: 8.29 still...

Step-by-step explanation:

When your doing the nearest hundreth, the thousandth has to be close to 10 to make it a diffrent number, if it WAS, then it would be 8.30

6 0
3 years ago
Read 2 more answers
A rectangular plant holder is 8 inches long 7 1/2 inches wide and 5 inches high. How much potting soil can the planter hold
Lesechka [4]

Answer:

300

Step-by-step explanation:

8 \times 7 \frac{1}{2}  \times 5 \times = 300

5 0
3 years ago
Read 2 more answers
A) Work out 5% of 240
Pani-rosa [81]

Answer:

12 sorry if its wrong

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
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