3 years ago

Why must you flip the inequality symbol when you divide by a negative number?

1 answer:

8 0

That's a good question. When comparing negative numbers the lower one has a greater 'number part ( without the sign)' then the higher one.

For example -4 and -10:- 10 > 4 but -4 > -10.

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Tom has 2 more than 5 times the number of CD’s that Jane has. Jane has 5 CD’s. Write an

Soloha48 [4]

Step-by-step explanation:

t=2+5×j

j=5

t=2+5×5

t=27

3 0

3 years ago

Read 2 more answers

As part of a demographic study, a college administrator needed to survey a sample of students from the college. From each major

marissa [1.9K]

Answer:

Option D is correct

Step-by-step explanation:

The options for the question is

a)cluster sample

b)convenience sample

c)simple random sample

d)stratified random sample

e)systematic random sample

Solution

The sampling here comprises of students from all the major of college. Here the major can be considered as "strata" of the educational institute. Out of these, strata or majors five students are selected on random basis.

This is a form of stratified random sample

Hence, option D is correct

4 0

3 years ago

Is 6(4x-5) equivalent to 3+22x-33-2x?

astraxan [27]

Answer:

yes

Step-by-step explanation:

3+-33=30

22x- - -2x=24x

so yes