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gladu [14]
3 years ago
15

-1 - 5 (-2k+3)= -76​

Mathematics
2 answers:
disa [49]3 years ago
7 0

Answer:

k= -6

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

Vinil7 [7]3 years ago
5 0
-1 - 5 (-2k+3)=-76 k=-6
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Round the fraction 3^3/2 to the nearest whole number
SCORPION-xisa [38]

Evaluating 3^3/2 gives us 5.196152423, so we can round this to 5.

4 0
3 years ago
A container is filled with 56 litres of pinapple juice. 8 litres of pinapple juice are extracted and the container is refilled w
malfutka [58]

 If it's refilled with 8 litres of mango juice, the resulting mixture will be 8 parts mango and 48 parts pine, or 1 part mango, 6 parts pine. (AKA, roughly 16.67% mango juice).

Now, if they take out 8 litres from that mixture, that 8 litres will also be 1 part mango and 6 parts pine, leaving you with 48 litres of 1 part mango, 6 parts pine.

Hang on, because it gets tricky from here. We're going to use a formula here:

<---- where there are q[1] litres of p[1] % that we start with, and we add q[2] litres of p[2] % mix, and so we'll end up with a mixture that is (q[1] + q[2]) liters big that will have a different percent mixture p[3] from what we started.


We started with 48 liters that is 16.67% mango. So <---- change the percent to a decimal.

We're going to add 8 liters of pure mango juice, so <--- The 100% mango juice is the 1 in decimal.

As total mix, we'll have litres which is 48 + 8 = 56, BUT the percentage mango of the new mixture will surely be different.

So our equation so far is: . All we have to do is solve for .

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<--- roughly 28.57% mango juice or mango juice. Since mango is 2/7 of the mixture, the other 5/7 is pine. The problem asked for the ratio between mango to pine, and that would be the 2:5.
6 0
3 years ago
What are the coordinates of the image of vertex F after a
Yuri [45]
So F(1,-3) reflect over y= -x which is -> (-y,-x)

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Hope this helps!
5 0
3 years ago
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nevsk [136]

Answer:

-the ratio of the number of tacos Jackie made to the number of tacos Marta made

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-the ratio of the number of tacos Vinny and Marta made to the number of tacos Vinny and Evelyn made

Step-by-step explanation:

There are 4 that apply! Jackie and many both made 6 and Marta made 4 so the ratio is 6:4! Vinny and Marty's combined is 6 and Vinny and evelyn's combined is 4 so the ratio is 6:4!

8 0
3 years ago
The table shows a basketball player score in 5 Games how many points must the basketball players score in the next game to achie
bogdanovich [222]

Answer:

You would have to score 17 points.

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3 years ago
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