08/28/17

What is negative 2 8/9 as a decimal.

I'm in 8th grade, and math totally sucks! I h8 it 

08/28/17

Finding factors in expressions

what are the factors in -5x^3y^3

08/28/17

which set of integers is closed under multiplication

negative integers integers<5 positive integers integers >-10  

Solve by elimination: 3x-2y=3 and -6x+4y=-6

Whenever I try to solve this I get 0=0. I don't know what that means or if that's correct. Please help.

08/28/17

Write down the polynomial whose zeros are -1 and 4

It's the part where the parabola is on the graph.

08/28/17

If an alien with 5 antennae has an IQ of 75, find the IQ of an alien with 8 antennae and with 10 antennae

Not sure what steps need to be taken to solve this problem.

Formula for figuring people required vs. productive time

3.25 people can load 3.18 boxes per minute. The more people, the more boxes that can be loaded. What is the mathmatical formula if I want to figure variances in how many people I need based upon... more

08/28/17

Can you solve this .fill in the dash using the following numbers to make complete 30

The numbers are 1,3,5,7,9,11,13,15 .also you can repeat the numbers .. Kindly using this numbers fill the dash to make a complete 30  ____+____+______=30   Solve it please 

what is the colour of water on universal scale?

I had a test for an elementary teacher bs 14 yesterday. there was a question "what is the colour of water on universal scale?" but I did not know the answer so i guessed it as purple. is my answer... more

08/27/17

Ahome medical test kits have increased in popularity in recent yearsThis year 320 million test kits are expected to be sold. This r

Ahome medical test kits have increased in popularity in recent yearsThis year 320 million test kits are expected to be sold. This represents a 123% increase from the number of kits that were sold... more

08/27/17

Two people share a lunch bill of $10

i just want to know how to solve this problem

I have to write an equation in slope intercept form for the line described which is slope 4, passes through (6,9)

I have to write an equation in slope intercept form for the line described which is slope 4, passes through (6,9)

The sum of four consecutive odd integers is 104. Find the integers.

This problem has been giving me hard time.

08/27/17

Find two consecutive even integers such that the smaller added to four times the larger gives a sum of 38.

Find two consecutive even integers such that the smaller added to times the larger gives a sum of 38

Joe invested $12,000 in certificates of deposit paying 4% and 6% so that his total return for the investments will be $680. How much does he invest at each rate

I don't understand how to go about solving this equation. I know that $12,000x.06=$720 and $12,000x.04=$480

What kind of characteristics can be used to describe a place ?

It is about the elements of geography

08/27/17

use indirect reasoning to prove that log2(5) is an irrational number

use indirect reasoning to prove that log2(5) is an irrational number

supplementary angles

If one of two supplementary angles is 38° larger than the other, find the measure of the smaller angle

08/27/17

A roller coaster has 1/4 elders & 1/3 adult. What percentage are children?

If there is a roller coaster with 1/3 senior citizens and 1/4 adults. How many are children? 

08/27/17

Express the statement in terms of an inequality involving an absolute value. (Give your answer in terms of hours.)

The arrival time t of train B must be at least 15 minutes different from the 3:00 P.M. arrival time of train A.

Perimeters of Polygons

A. Calculate the perimeter of the polygon whose vertices are the complex fourth roots of 1. B. Calculate the perimeter of the polygon whose vertices are the complex ninth roots of 1.    

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