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Vikki [24]
2 years ago
6

A random sample of 40 students from each grade level was surveyed regarding their preference for a class trip. If there are 220

Mathematics
1 answer:
NNADVOKAT [17]2 years ago
3 0

Answer:

66 students prefer the zoo

Step-by-step explanation:

I got it correct :)

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Artyom0805 [142]

Answer: Equation form: x=-2,y=-1

Point form: (-2, -1)

Step-by-step explanation:

y=-\frac{3x}{2} -4

y=-2x-5

Solve for the first variable in one of the equations, then substitute the result into the other equation.

Add the equations in order to solve for the first variable. Plug this value into the other equations in order to solve for the remaining variables.

Solve by Substitution ---> 2x+y=-5 3x+2y=-8

8 0
2 years ago
Pls help this is due soon If the discriminate of a quadratic equation is negative___.
Makovka662 [10]

Answer:

<em>e. none of these</em>

Step-by-step explanation:

The correct answer is<em> e. none of these</em> because a negative discriminant means that there will be no solutions at all!

6 0
3 years ago
D 2. Which of the following is correctly written in Standard Form?
Naily [24]

Answer:

Step-by-step explanation:

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slope = m

y-intercept = b

Now can you pick a choice?

7 0
3 years ago
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How much larger is 0.30 than 0.3
Xelga [282]
They are both equal because in decimals you can add thousands of zeros and it's still equal.
4 0
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Isaiah's regular hourly rate is $12.50. When he works overtime he receives an hourly rate of 1½times his
umka21 [38]
$18.25 is the hourly rate because half of $12.50 is $6.25 and if you add that you will get the hourly range which is $18.25.So 18.25 is 1 and 1/2 of $12.50.
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