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Vilka [71]
3 years ago
5

A box has dimensions x+3 and x+7 , find the area of the box

Mathematics
1 answer:
Natali [406]3 years ago
7 0
Multiply (x+3)(x+7)
Foil x^2+10x+21
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Hurry i need help!!
diamong [38]

Answer:

Take rabbit across

go back

Take fox across and go back across with rabbit

take carrots across and leave them with fox

go back and get rabbit

Step-by-step explanation:

4 0
3 years ago
What is the value of x?<br><br><br><br> Enter your answer in the box.<br><br> x =
polet [3.4K]
The two angles are the same value. To find, think of the equation 3<em>x</em>+50=6<em>x</em>-10. Put the 6<em>x</em> to the other side of the equation. You shall get -3x+50=-10. Move the 50 to the other side, and you'll end up with -3<em>x</em>=-60. Divide each number by -3 to find <em>x</em> now. Your final answer will be <em>x=20</em>.

Answer: <em>x=20</em>
8 0
3 years ago
A rectangular yard has dimensions 10 meters by 8 meters. In the middle of the yard is a rectangular pond of 8 square meters, lea
Nikolay [14]

hahahaha i had this same question in my grade

8 0
3 years ago
What is 28.5 rounded to the nearest one
kumpel [21]

Answer:

29

Step-by-step explanation:

anythin0.5 or higher you round up so for 28.5 you round up to 29.

hope this helps. :)

8 0
3 years ago
Read 2 more answers
Hakim invests $700 in a bank that pays 5% simple interest annually. After one year he uses the money in his account to buy a com
ludmilkaskok [199]

Answer:

  $111

Step-by-step explanation:

The bank balance is ...

  $700 × (1 + 0.05) = $735

The cost of the computer is ...

  $750 × (1 -0.20) × (1 +0.04) = $624

The remaining bank balance after paying for the computer is ...

  $735 -624 = $111

_____

When you add a percentage, you effectively multiply by the sum of 1 and that percentage. The same is true if the amount "added" is negative (as for a discounted price).

  (original amount) + (percentage)×(original amount)

Use the distributive property to factor out the original amount:

 = (original amount)×(1 + percentage)

6 0
3 years ago
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