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charle [14.2K]
4 years ago
7

NEED HELP ASAP | 25 POINTS!!!!

Mathematics
1 answer:
masya89 [10]4 years ago
8 0

Answer: 15 months

Step-by-step explanation:

39.99m + 85 = 684.85

then, subtract 85 from both sides.

39.99m = 599.85

then, divide both sides by 39.99

m = 15

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Evaluate. <img src="https://tex.z-dn.net/?f=%5Cfrac%7By%7D%7B3x%7D" id="TexFormula1" title="\frac{y}{3x}" alt="\frac{y}{3x}" ali
Svetach [21]

Step-by-step explanation:

The answer is letter a.

6 0
3 years ago
Estimate the sum. Use benchmarks with decimal parts of 0, 0.25, 0.50, or 0.75.
max2010maxim [7]
The answer would be A. 6.50. This is because 2.52 would be about 2.50 and 4.03 would be about 4 and 2.50 + 4 = 6.50
8 0
3 years ago
If g(x) = x+1/ x-2 and h (x) =4 - x , what is the value of ( g*h) (-3)?
Lapatulllka [165]

<u>Answer:</u>

g (h (x) ) = 5/8

<u>Step-by-step explanation:</u>

We are given the following two functions and we are to find the value of g ( h ( - 3 ) ):

g ( x ) = \frac { x + 1 } { x + 2 }

h ( x ) = 4 - x

Firstly, we need to find the function :

g ( h ( x ) ) = \frac { ( 4 - x + 1 ) } { ( 4 - x - 2 ) } = \frac { 5 - x } { 2 - x }

Now substituting the value x=-3 in it:

g ( h ( x ) ) = \frac { 5 - (-3) } { 2 - (-3) }

g (h (x) ) = 5/8

5 0
3 years ago
What is 15/9 + 4/6. Find the sum and write as a mixed number.
Genrish500 [490]

Answer:idk idk idk idk I just want points hehehe

Step-by-step explanation:

So idk idk idk and then I just get points hehehe

5 0
3 years ago
Need help understanding what to do
Juliette [100K]
I believe you are expected to simplify. To do this all you do is group like terms (x, x², x³ etc.) and then simplify the coefficients. 

13. 10z + 7z - 19z² - 5z² - 17z 

first you can rearrange and group like terms (remember the bring the sign in front of each term with it). I would do it like this: 
-19z² - 5z² +10z + 7z - 17z

Now simplify the coefficients: 

-24z² + 0z 

you can omit the 0z and your simplified answer is 

-24z²

Main thing to remember here is that z and z² cannot be simplified together, nor can any variable that has an exponent because the exponent makes them differ. 

6 0
3 years ago
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