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zysi [14]
3 years ago
14

What properties and conventions do I need to understand (and be able to apply) in order to simplify and evaluate algebraic expre

ssions?
Mathematics
1 answer:
igomit [66]3 years ago
3 0

Answer:

So there are alot of various properties that could be used to solve different kinds of algebraic expressions. To solve a simple algebraic equation, most of the times u need to know the, addition, subtractions properties as well as division and multiplication division property.

Hope this helps!

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there is a loss of 20% by selling a photocopy machine for rs 60000 at what price will the machine be sold to gain 12% find it
notsponge [240]

Answer:

Step-by-step explanation:

Loss is 20%

S.P=Rs60000

C.P=S.P*100/100-loss%

=60000*100/80=Rs75000

So he brought is at Rs75000

Now he wants 12% profit

So

S.P=(100+profit%)/100*C.P

=100+12/100*75000

=112/100*75000=Rs 84000

He will have to sell Rs14000 more to gain profit of 12%

6 0
4 years ago
Find the unknown sides of the triangle
lesya [120]

Answer:

The unknown side is 15 in.

Step-by-step explanation:

a^2+b^2=c^2

a^2+8^2=17^2

a^2+64=289

a^2=289-64

a^2=225

a=15

5 0
2 years ago
Find the area of a circle with radius, r = 17cm.
Dimas [21]

Answer:

0.0908 m^{2} (to 3 S.F.)

Step-by-step explanation:

Area = πr^{2}

π * 17^{2} = 907.92

= 908 cm^{2}

=0.0908 m^{2}

6 0
3 years ago
What three different equations that have x = 5 as a solution
Mars2501 [29]
5x=25 could be one.
25/x-3=2 is another.
And the last one could be x/85+7=24
5 0
3 years ago
Read 2 more answers
Find the surface area of the right rectangular prism is 15cm 9cm 20cm
butalik [34]
Your answer to the question is 2,700cm 
6 0
3 years ago
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