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3 years ago

13

2y = 4

1 answer:

inessss [21]3 years ago

3 0

C) (3, 2)
Solve for x and y, then plug in (x, y)
2y = 4, 2y/2 = 4/2, y = 2
-x = -3, -x/-1 = -3/-1, x = 3

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A. 3/19 <br><br> B. 4/19<br><br> C. 1/5<br><br> D. 5/19

DanielleElmas [232]

$P(B|A)=\dfrac{P(A \cap B)}{P(A)}\\\\ |\Omega|=20\cdot19=380\\ |A|=5\cdot19=95\\ |A\cap B|=5\cdot4=20\\\\ P(A)=\dfrac{95}{380}=\dfrac{1}{4}\\ P(A \cap B)=\dfrac{20}{380}=\dfrac{1}{19}\\\\ P(B|A)=\dfrac{\dfrac{1}{19}}{\dfrac{1}{4}}=\dfrac{1}{19}\cdot4=\dfrac{4}{19}\Rightarrow B$

4 0

3 years ago

David has $40,000 in a savings account. The interest rate is 5% per year. How much

Dmitry_Shevchenko [17]

Answer:

$4,537.55

Step-by-step explanation:

I did it on paper and you gotta calculate it, Hope this helps!

5 0

3 years ago

MAXImum [283]

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4 0

3 years ago

with one litre of paint you can paint an area of 8m².how much paint will you need for a wall mural that is 10m wide and 3m high?

Sveta_85 [38]

Answer: 3.75 liters

Step-by-step explanation:

1 liter = 8m^2

area of the wall = l x b (wide x high)

= 10 x 3

= 30m^2

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6 0

3 years ago

What gives the value of this expression -20/-4+(-15) (-2)

kompoz [17]

Answer:

$\frac{-20}{-4+(-15)(-2)} = \frac{-10}{13}$

Step-by-step explanation:

Given expression

= $\frac{-20}{-4+(-15)(-2)}$

= $\frac{-20}{-4+30}$

= $\frac{-20}{26}$

= $\frac{-10}{13}$

$\frac{-20}{-4+(-15)(-2)} = \frac{-10}{13}$

8 0

3 years ago