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sashaice [31]
3 years ago
7

SECTION 3 Question 9 - Find the value of x : 10 cm x cm 2x cm

Mathematics
2 answers:
attashe74 [19]3 years ago
8 0

Answer:

Step-by-step explanation:

more info plz

kykrilka [37]3 years ago
7 0

Need more info plz to answer Answer:

Step-by-step explanation:

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Please explain the steps or this equation 3+p=8
ladessa [460]

Answer:

5

Step-by-step explanation:

We can subtract both sides of the equation by 3, getting 3 + p - 3 = 8 - 3.

Then we can evaluate, getting p = 8 - 3 = 5.

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3 years ago
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QUESTION 8. An unknown number is added to 8. The sum is
Rudik [331]

Answer:

82

Step-by-step explanation:

Let the unknown number be x

If an unknown number is added to 8, this is expressed as;

8 + x

<em>If The sum is  then divided by 9 to give the answer 10, then;</em>

<em>(8+x)/9 = 10</em>

<em>Cross multiply</em>

<em>8 + x = 9 * 10</em>

<em>8 + x = 90</em>

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Hence the unknown number is 82

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3 years ago
Tell whether the ratios form a proportion. 14:8 and 28:10
Dima020 [189]

Answer:

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Step-by-step explanation:

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28:10 = 28/10 = 14/5

Since the fractions are not equal, it is not a proportion.

Answer: no

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2 years ago
What is the circumference of a circle with a 72 centimeter radius
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452.39cm^2

Step-by-step explanation:

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I'm pretty sure it would be -5/24

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