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BlackZzzverrR [31]
3 years ago
12

Write a proportion to solve this

Mathematics
1 answer:
konstantin123 [22]3 years ago
5 0

Answer:

59.999 rounded would be 60

Step-by-step explanation:

40 divided by 12 = 3.33333 times 3.33333 by 18 and you get your answer

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Hey can you please help me posted picture of question
larisa [96]
(5x - 2)^2 = 15

Square root both sides:
5x - 2 = \pm\sqrt{15}

Add 2 to both sides:
5x = pm\sqrt{15} + 2

Divide both sides by 5:
x =  \dfrac{ \pm\sqrt{15} + 2}{5}

Answers:
x = \dfrac{ \sqrt{15} + 2}{5} \ or \ \dfrac{ - \sqrt{15} + 2}{5}

Answer: (B) and (E)

5 0
3 years ago
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The following a function (6,3), (-1,2), (-1,-1), (4,3)
Akimi4 [234]

for an expression or relation to be a function, it must not have any x-coordinate values repeated, let's check this one

\bf (6,3), (\stackrel{\stackrel{rep eated}{\downarrow }}{-1},2), (\stackrel{\stackrel{rep eated}{\downarrow }}{-1},-1), (4,3)\qquad \textit{not a function}

5 0
3 years ago
Explain howto use friendly percents to find 35% of 80
elena-14-01-66 [18.8K]

Answer:

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Step-by-step explanation:

35% × 80 =

(35 ÷ 100) × 80 =

(35 × 80) ÷ 100 =

2,800 ÷ 100 =

28

I hope this helps :)

6 0
3 years ago
Convert 0.0000001 to a power of 10.<br><br> 107<br> 10−7<br> 106<br> 10−6
valina [46]
Since you have to move the decimal point the the right by 7 places to get the decimal point after the one.  You must multiply by 1/10 seven times, which is the same as:

10^-7
4 0
3 years ago
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Hey can you please help me posted picture of question
Anni [7]
You multiply the options in each section:

Shirts x skirts x shoes
7 x 6 x 4
=168

So, there are 168 combinations- Letter answer B
6 0
3 years ago
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