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NemiM [27]
3 years ago
8

Simplify the expression. 9n - 3n + 5.

Mathematics
2 answers:
Greeley [361]3 years ago
5 0
6n+5, because you just subtract 9n with 3n
irina1246 [14]3 years ago
3 0
Let's simplify step-by-step.
9n−3n+5
=9n+−3n+5
Combine Like Terms:
=9n+−3n+5
=(9n+−3n)+(5)
=6n+5
Answer:
=6n+5
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Write the following ratio as a fraction in lowest terms 55 to 50
lakkis [162]

Answer:

11/10

Step-by-step explanation:

divide both the terms of 55 & 50 with 5: like this ⬇️

<h3>55/5 = 11</h3><h3>50/5 = 10 </h3>

put it in the fraction form: ⬇️

<h3>                               ans: 11/10 </h3>

I hope this information helps.

8 0
2 years ago
Does anybody know the answers to these? will mark brainliest!
jeyben [28]

Answer:

1.

Tan 45=√2/n

n=√2

again

sin 45=√2/m

m=2

answer:<u> </u><u>m</u><u>=</u><u>2</u><u>,</u><u>n</u><u>=</u><u>√</u><u>2</u>

<u>2</u><u>.</u>

sin 45=x/3

x=3/√2=3√2/2

y=3√2/2

<u>a</u><u>n</u><u>s</u><u>:</u><u>x</u><u>=</u><u>3√2/2</u><u>,</u><u>y</u><u>=</u><u>3√2/</u><u>3</u>

<u>3</u><u>.</u>

sin 45=a/4

a=4/√2

b=4/√2

ans:<u>a</u><u>=</u><u>4</u><u>/</u><u>√</u><u>2</u><u>,</u><u>b</u><u>=</u><u>4</u><u>/</u><u>√</u><u>2</u>

4.

b=4 base sides of isosceles triangle

sin 45=4/a

a=4√2

ans:<u>a</u><u>=</u><u>4</u><u>√</u><u>2</u><u> </u><u>and</u><u> </u><u>b</u><u>=</u><u>4</u>

5 0
3 years ago
What is the volume of a sphere with a radius of 5.9 inch rounded to the nearest 10th of a cubic inch
ololo11 [35]

Answer:

860.3

Step-by-step explanation:

43·π·5.93≈860.28954in³

860.28954 = 860.3

4 0
2 years ago
What is the axis of symmetry of the parabola? 12(x+3)= (y–2)2a)
Sav [38]

Answer:

a (y - 2)/6-3 is the answer

hope this helped

6 0
2 years ago
A middle school took all of its 6th grade students on a field trip to see a symphony. The students filled 300 seats, which was 1
prisoha [69]

Answer:

3,000

Step-by-step explanation:

Basically, there are 300 seats filled which is 10%

100% is 10x10

300=10%

multiply both sides by 10

300x10=3000 and 10x10=100

therefore, the total number of seats is 3000 since 100% represents the whole thing.

Hope this was helpful!

5 0
3 years ago
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