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Mars2501 [29]
3 years ago
12

0.9 (13) - 1.7 (3) =

Mathematics
1 answer:
marissa [1.9K]3 years ago
8 0

Answer:

6.6

Step-by-step explanation:

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Bumek [7]

Answer:

A. {-\frac{5+5\sqrt 3 }{2}}

Step-by-step explanation:

Please wait for more explanation:

\frac{5}{1-\sqrt 3}=  \frac{5}{1-\sqrt 3}\times  \frac{1+\sqrt 3}{1+\sqrt 3}\\\\= \frac{5(1+\sqrt 3) }{1^2 -(\sqrt 3) ^2}\\\\= \frac{5+5\sqrt 3 }{1 -3}\\\\= \frac{5+5\sqrt 3 }{-2}\\\\=\huge\purple {\boxed {-\frac{5+5\sqrt 3 }{2}}} \\

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4 years ago
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there are 700 lockers on the 6th grade hallway. three fifths of the lockers are being used. how many lockers are not being used
Tasya [4]

Answer: 280 lockers

Step-by-step explanation:

3/5*700= 420 so 420 are being used and 700-420=280 lockers not in use

8 0
3 years ago
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-9 - -7 I also need a example for it (try to make the example small the box is not that big) thanks everyone who helps
Sphinxa [80]
It’s positive 2 because if u add or subtract two negative numbers it comes out positive I’m pretty sure
8 0
3 years ago
2(3x-1)-3x+4 <br><br> HELP WHAt Is THE ANSWER
11111nata11111 [884]

Step-by-step explanation:

  • You can use the distributive formula to answer:

a(b - c) = ab - ac

2(3x - 1) - 3x + 4

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  • Simplify by the common terms:

3x + 2

That is the answer

Hope that helped!!

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3 0
3 years ago
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There are two expressions

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