4 years ago

What is 2 and 2/3 plus 8 and 4/9 ?

Mathematics

2 answers:

Paraphin [41]4 years ago

4 0

I believe it is 16.666666667
That’s what my calculator told me

netineya [11]4 years ago

4 0

Answer:

16.6

Step-by-step explanation:

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two-fifths of a number is decreased by three.find the value of the expression if the number is twenty five

djyliett [7]

The expression would be written as:

$\frac{2}{5}$ n-3

N is any number. This expression means two-fifths of a number, subtract three. Now substitute 25 for n.

$\frac{2}{5}$ (25)-3
=10-3
=7

7 0

3 years ago

95 points <br><br> Simplify (4^9/4^3)^5 Show your work for full credit

dexar [7]

Answer:

$4^{30}$

Step-by-step explanation:

$(4^9/4^3)^5=$
$(4^{9-3})^5=$
$(4^6)^5=$
$4^{6*5}=$
$4^{30}$

3 0

2 years ago

Read 2 more answers

FIND THE VOLUME OF THE SPHERE

svp [43]

Answer:

about 65.4 inches cubed

Step-by-step explanation:

The formula for the volume of a sphere is 4/3πr^3.

V = 4/3πr^3

= 4/3π(2.5^3)

= 20.83π = <u>about 65.4 inches cubed</u>

4 0

3 years ago

Jordan writes 3(4x – 8) = 12x – 8

Ivahew [28]

Hi! What’s -8 times 3?

8 0

2 years ago

HELP ME PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Doss [256]

Answer:

Step-by-step explanation:

Start is at 9 gallons

6 days of water use

9/6 is 1.5

1.5 gallon per day :)

6 0

3 years ago