2 years ago

Really need help

Mathematics

1 answer:

Ket [755]2 years ago

4 0

$3n - 80 = 5n + 8\\3n=5n + 88\\ -2n = 88\\\\ n = -44$

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2 classes have a total of 50 students. One of the classes has 6 more students than the other. How many students are in the large

iogann1982 [59]

X + Y = 50
X = Y + 6
X = 28
Y = 22
28 + 22 = 50
28 - 22 = 6 (28= 22 + 6)
There are 28 students in the larger class.
Hope this helps :)

7 0

3 years ago

Complete the inequality statement. 5/8___7/12

Alborosie

$[Hello,BrainlyUser]$

Answer:

5/8 < 7/12

Step-by-step explanation:

To find which is greater we can turn them into a decimal..

5/8 ⇒ 0.625

7/12 ⇒ 0.583

Then, we compare the two decimal numbers to get the answer.

0.625 is greater than 0.583.

Therefore, 5/8 is greater than 7/12 .

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5 0

2 years ago

Read 2 more answers

5 = 4a - 7<br> 3 - 8c = 35<br> -1/2x -7 = -11<br> Solve this please.

Hitman42 [59]

Answer:

a=3, c=-4, x=8

Step-by-step explanation:

5=4a-7

4a-7=5

4a=5+7

=12

a=12÷4

3-8c=35

-8c=35-3

=32

c=-32÷8

=-4

-1/2x-7=-11

-1/2x=-11+7

=-4

x=4÷1/2

=4/1×2/1

3 0

3 years ago

Use a calculator or a square root table to approximate to the nearest thousandth

Vadim26 [7]

Answer:

- 13.077

Step-by-step explanation:

Here we have to calculate the square root of a certain number using the help of the calculator or a square root table.

The given expression is $- \sqrt{ 171 }$ .

Now, using calculator $\sqrt{ 171 } = 13.076696$

Now, $- \sqrt{ 171 } = - 13.076696$

So, approximate value to the nearest thousandth is - 13.077 ( Answer )

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3 years ago

High beam headlights must not be used within

faust18 [17]

What’s The Question Again ?

7 0

3 years ago