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Vesnalui [34]
3 years ago
8

PLEASE HELP, WILL GIVE BRAINLIEST!!

Mathematics
1 answer:
-BARSIC- [3]3 years ago
7 0

Answer:

1)3.6

2)2.0

3)1.2

4)0.7

Step-by-step explanation:

3 and 4 are the sales for the first and second cups. And 2 is how many should be sold. Then 1 is maximal profit in all

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Which expression represents the product of negative three-fourths x and –8x?
den301095 [7]

Answer:

6x²

Step-by-step explanation:

-\frac{3}{4} x\times \left( -8x\right)  =\frac{3}{4} x\times 8x

                     =\frac{3}{4} \times 8\times x\times x          

                     =\frac{24}{4} \times x^{2}

                     =6x^2

7 0
2 years ago
How to find the length of a cylinder when given the volume and radius?
andriy [413]
It’s the heigh. Times the radius and volume

h= V/r
6 0
3 years ago
Read 2 more answers
The pH of a substance added to a citrate buffer, y, depending on the ratio of citric acid to sodium citrate, x, can be modeled u
Charra [1.4K]

Answer:

Yes it's A. 0.79

Step-by-step explanation:

You plug in 6.5 into the y-value since it asks to find the ratio,x, if the pHis 6.5. Then you can solve using a calculator to get 0.79432, or 0.79

5 0
3 years ago
Read 2 more answers
What is the value of x to the nearest tenth?<br> A. 6.0<br> B. 13.4<br> C. 26.8<br> D. 30.0
lilavasa [31]
Use the Pythagorean theorem:

\left(\dfrac{1}{2}x\right)^2+12^2=18^2\\\\\dfrac{1}{4}x^2+144=324\ \ \ |-144\\\\\dfrac{1}{4}x^2=180\ \ \ \ |\cdot4\\\\x^2=720\to x=\sqrt{720}\\\\\boxed{x\approx26.8}
8 0
3 years ago
PLZZZZZZZzzz help i dont get it
Anna71 [15]
4/5-3/7. First they need the same denominater: 4/5(7)=28/35, 3/7(5)=15/35. 28/35-15/35. Now subtract numerators: 28-15=13. So your answer H. 13/35 :)
6 0
3 years ago
Read 2 more answers
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