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STatiana [176]
3 years ago
9

What is the value of x in the following equation 1/5x=5^8 A)-8 B) 8 C)40 D)-40

Mathematics
1 answer:
Monica [59]3 years ago
7 0
The correct question is
What is the value of x in the following equation (1/5)^x=5^8 

Applying logarithms both members
log(1/5)^x=log(5^8) 
x*log(1/5)=8*log(5)
x=8*log(5)/log(1/5)

we know that
log (1/5)----> log (1)-log (5)----> 0-log (5)-----> -log (5)
so
x=8*log(5)/-log (5)------> x=-8

the answer is
-8

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→ 6x² - 2x - 20

→ 6x² + 10x - 12x - 20

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→ (6x + 10) (x - 2) .

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4 0
2 years ago
Distributive property of 54 divided by 30
Yuki888 [10]
<span>4(13.5) / 3(10) = 1.8

Example
1. 9(499) = 4491 = (200 + 299)9 

For the basic properties examples are:
Addition, you can have 6 + 107 = 113 </span>
Commutative Property by moving: 107 + 6 = 113 
Associative Property by grouping: (3 + 3) + (100 + 7 ) = 113 
Distributive Property by allotting: 2 (3) + 107 = 113   

Multiplication, you can have 6 x 107 = 642 
Commutative Property by moving: 107 x 6 = 642 
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</span></span>
5 0
3 years ago
Which decimal number is equivalent to 4/5?<br> 0.4<br> 0.04<br> 0.8<br> 0.08
Aleksandr-060686 [28]
If you would like to know the decimal number which is equivalent to 4/5, you can do this using the following steps:

4/5 = 8/10 = 0.8

The correct result would be 0.8.
8 0
3 years ago
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