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BartSMP [9]
3 years ago
10

What was the original number if after 40% it became 420

Mathematics
2 answers:
Liula [17]3 years ago
8 0

Answer:

588 should be the answer :)

Jobisdone [24]3 years ago
5 0

Answer:

300

Step-by-step explanation:

Solve for x.

x+(2/5*x)=420

x=300

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2x+5=17<br><br> please can I have some help x
weqwewe [10]

Answer:

x = 6

Step-by-step explanation:

Using the balancing-equations method, you can solve this problem:

2x + 5 = 17

     - 5   - 5

      ----  ----

      2x = 12

      ----   ----

       2      2

x = 6

7 0
2 years ago
Read 2 more answers
Please help need answer please
DerKrebs [107]

it would be c 9/25 and 9/25

7 0
3 years ago
Jamal watched his older brother Robert lift weights. The bar alone had a mass of 20 kg. on the bar he had two 11.4 weights, two
Leto [7]
What you have to do is add them all!
   20   bar
11.4   2 11.4 weights
11.4
  4.5   2 4.5 weights
  4.5
450.0   4 450 weights
 450.0
 450.0
+450.0
---------
        1.8
        10
        200
    +1,600
 --------------
     1,811.8 is the answer
6 0
3 years ago
What is the square root of 55
nikitadnepr [17]

\sqrt{55 }  = 7.41.....
It is non recurring number

Hope it helps you
3 0
3 years ago
Find the interest earned in an account with $600 invested at 4.5% annual simple interest for 2 years.
astra-53 [7]

Answer:

40%

Step-by-step explanation:

every year the interested be 20%

that's why in 2 years be 40%interest

3 0
2 years ago
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