01/10/18

I need answer

find a number such that 14 less than 4 times the sum of the number and 10 is -126

What is the average volume in mL occupied by one mol of DNA molecules and one DNA molecule?

A sample of DNA was found to have a density of 1.10 g/cm3 and a molecular weight of approx. 3.04 x 108 g/mol. What is the average volume in mL occupied by one mol of DNA molecules and one DNA... more

Can someone please explain to me how to extract Linear or Non-linear Expressions. Example question below.

The product of 19 and a number, subtracted from the reciprocal of the number cubed.

01/10/18

A car travels 100 km per hour. Show a formula where hours the independent variable is and distance as the dependant variable

a car travels 100km per hour. Show a formula where hours the independent variable is and distance as the dependant variable   

01/10/18

My father is 40 years older than me and he is three times my age. How old am I ?

my Father is 40 years older than me and he is three times my age. How old am I?

01/10/18

the number of students at a high school was decreased by 30% to 420 after the senior students graduated. How many students were there before the decrease?

the number of students at a high school was decreased by 30% to 420 after the senior students graduated. How many students were there at the high school before the decrease?  

01/10/18

9 oz. of paint was shared between 4 students. How much paint did each student have?

need to draw a visual of what is being described and then answer the question

01/10/18

Which of the following is true for a circle that has an area of approximately 254 square meters?

The followings:   A: The radius is approximately 9 square meters. B: The diameter is approximately 9 meters. C: The diameter is approximately 9 square meters. D: The radius is approximately 9... more
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01/10/18

Is it true that any number that has nine as a factor also has three as a factor?

Is it true that any number that has a nine as a factor also has three as a factor???

01/10/18

what is the value of y (-4,-3)(-8,y) slope is -7/4

I need help finding the value of y

01/10/18

Ten is no more than four less than a number

I need an answer, please 

01/10/18

On a circle of radius 4 find the x and y coordinates at angle 180 degrees (or π in radian measure).

On a circle of radius 4 find the x and y coordinates at angle 180 degrees (or π in radian measure). Select one: a. (0, 4) b. (4, 0) c. (4, 4) d. (-4, 0) e. (2, 2)

01/09/18

Write an equation for each description

3  times the sum of 1/3  of a number and 8 is 11

01/09/18

how do I salve this problem ? also do the underlined N’s stand for newtons or north?

A car with a mass 2000 kg is traveling at a velocity of 30 m/s. The engine supplies a force of 1000 N forward. The force of friction is 1000 N backwards. What will the velocity of the car equal... more

01/09/18

An airplane flies 2250 miles in 4 hours 30 min what is its average speed in miles per hour

Uh i need help with this math work  

Given three identical charges at separate positions how do you find the magnitude of the force on a small charge at the origin?

There are identical Q = 4.40 x 10^-6 C charges located at three positions: (0,-1,2), (1,2,0), and (-2,0,-1). Coordinates are listed in units of meters. What is the magnitude of the force that a... more

01/09/18

slope of -5/3 through (0,-4)

show work please

01/09/18

Need Help on this math problem. Thank you

Part 1-28 more than the product of 47 and an unknown number is 207.What is the equation for the statement shown? Let x represent the unknown number.     Part 2What is the solution to the... more

01/09/18

how much does he pay when there is an 8% sales tax?

the 2013 shoes' orginal price is 125.00 per pair. the manager puts these shoes on sale for 30% off. 

01/09/18

What’s the y-intercept of an undefined slope going through the origin?

I have been wondering this because the slope is going through all points on the y-axis and I’m not sure if there is some specific word I should write or if I should just write 0 as the y-intercept

01/09/18

The quotient of 100 and the sum of b and 24

How do you work out the problem And what is the answer 

01/09/18

Find two consecutive odd integers such that 4 times the first integer is 29 less than 7 times the second.

You find two consecutive odd number

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