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V125BC [204]
2 years ago
14

Solve 4(5)^x= 500. help please

Mathematics
1 answer:
sladkih [1.3K]2 years ago
7 0

Answer:

x=3

Step-by-step explanation:

Isolate x.

4(5)^x=500 Divide both sides by four

5^x=125 Take log_{5} of both sides. In other words, what power must you raise 5 to in order to get 125? (5^3=125)

x=3

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Step-by-step explanation:

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6 0
3 years ago
Find the surface area of the rectangular and triangular prisms
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3 years ago
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3 years ago
In a competative exam of 40 questions plus three months is awarded for a correct answer and minus one for every correct answer t
Alex Ar [27]

Answer:

76

Step-by-step explanation:

n a competitive exam of 40 questions, +3 is awarded for a correct answer and -1 for every wrong answer. Find the total score if a student had 11 wrong answers in his attempt of all questions.

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6 0
2 years ago
-4(2x + 4) > 8x + 64
romanna [79]

Hello there I hope you are having a great day :)

Your Question, -4(2x + 4) > 8x + 64 Solve for X

1) Expand -8x-16>8x+64

2) Add 16 to both sides -8x-16+16>8x+64+16

3) Simplify -8x>8x+80

4) Subtract 8x from both sides -8x-8x>8x+80-8x

5) Simplify -16x>80

6) Multiply both sides -1 (Reverse the inequality) (-16x) (-1) >80 (-1)

7) Simplify 16x<-80

8) divide both sides by 16   16x/16 <  -80/16

9) Simplify x < -5  

This should be your answer x < -5

Hopefully that helps you :)

5 0
2 years ago
Read 2 more answers
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