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zysi [14]
3 years ago
8

I need help please!!

Mathematics
1 answer:
Sliva [168]3 years ago
7 0
10 pesos for 1 dollar
so
30 pesos = 10x3 = 3 dollars
so
z dollars = 10z pesos

answer
10z
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F(h)=-6h-2/3 Find f(-3)
solmaris [256]
<span>f(h) =  -6h - 2/3

 For f(-3), anywhere we see h in the equation we substitute -3.

f(-3) =  -6(-3) - 2/3 = 18 -2/3 =  17  1/3.

f(-3) =  17  1/3      or      52/3.

So that's our answer.</span>
8 0
3 years ago
The lengths of two sides of a right triangle are given. Find the length of the third side. Round to the nearest tenth if necessa
Korvikt [17]
Use Pythagorean Theorem:
28^2+15^2=c^2
1009=c^2
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3 0
3 years ago
A national study found that 44% of college students engage in binge drinking. Using the 68-95-99.7 rule to describe the sampling
WARRIOR [948]

Answer:

\bf \sigma = 0.0351

Step-by-step explanation:

68–95–99.7 Rule : It also known as the empirical rule and it is a shorthand used to calculate the percentage of values that lie within a range around the mean in a normal distribution with the width of several standard deviation

μ = π = sample proportion

  = 44 %

  = 0.44

Population standard deviation proportion,

\sigma = \sqrt{\frac{\pi \times (1 - \pi)}{n}}\\\\\implies \sigma= \sqrt{\frac{0.44 \times (1 - 0.44)}{200}}\\\\\implies\bf \sigma = 0.0351

4 0
3 years ago
what equation would represent the same linear relationship for the points (40,80) (80,115) (120,140) (160,165)
tiny-mole [99]
You can use the formula y1-y2=m(x1-x2)

to find m, you just do (y2-y1)/(x2-x1) so....

(115-80)/(80-40)= 35/40= 7/8

then plug it into the point slope equation:

y-115=7/8(x-80)

y-115=7/8x-70
y= 7/8 x + 45
5 0
3 years ago
Read 2 more answers
Solve plz help <br> 2/3 + x = 3
Sergeu [11.5K]

Answer:

x=7/3 or 2 and 1/3

Step-by-step explanation:

subtract the 2/3 from 3 and you get 7/3

8 0
3 years ago
Read 2 more answers
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