trignometry question

5 cos θ + 12 sin θ = 13, cos θ = ?

03/19/18

Three less than twice a number

3 less than twice a number

Marcella bought 3 packages of balloons and 4 packages of favors for $14.63. Ruben bought 2 packages of balloons and 5 packages of favors for $16.03.

I really need help with this. I'm not sure how to do this, I was thinking about putting this in y=mx+b from but I don't understand how. Please help You have to find the price of a package of... more

03/18/18

How many liters of the 20% solution are needed

14 liters of a 11% alcohol solution must be mixed with a 20% solution to get 13% solution. How many liters of the 20% solution are needed?

Each table tennis ball takes up 2 cubic inches of space. How many table tennis balls would I need to fill a pool with 450 cubic feet of space?

Each table tennis ball takes up 2 cubic inches of space. How many table tennis balls would I need to fill a pool with 450 cubic feet of space?

03/16/18

​Rita has $70,000 in a savings account that earns 8% interest per year. The interest is not compounded. How much interest will she earn in 3 months?

Im doing and IXL lesson for seventh grade on simple interest that was assigned to me. I keep struggling with it and need help  thank you.

03/16/18

What is $6.90 in cents

i need help because there is no one to help me............

03/16/18

word problem,

A dog trainer has 92 ft of fencing that will be used to create a rectangular work area for dogs. If the trainer wants to enclose an area of 304 ft2, what will be the dimensions of the work area?

Hudson has a spoon that is 1/2 foot long. He has a fork that is .6 foot long. How much longer is the fork than the spoon?

Hudson has a spoon that is 1/2 foot long. He has a fork that is .6 foot long. How much longer is the fork than the spoon?

Clara is building a skateboarding ramp by propping the end of a piece of wood on a cinder bl

Clara is building a skateboarding ramp by propping the end of a piece of wood on a cinder block. If the ramp begins 72 centimeters from the block and the block is 30 centimeters tall, how long is... more

03/15/18

Length is 6 times width x. Each rectangular frame has a brace connecting two opposite corners. What is a simplified expression for the length of the brace?

I am confused and was hoping someone could help me figure this one out. Thanks!

Hannah’s financial advisor believes that she should spend no more than 26% of her gross monthly income for housing. She has determined that amount is $1,794 per

Hannah’s financial advisor believes that she should spend no more than 26% of her gross monthly income for housing. She has determined that amount is $1,794 per month. Based on this amount and her... more

03/15/18

how do you write 50% as a fraction

make sure this works  

this is my question

Two friends live 15 miles apart. One day, they decide to jog and meet each other. Tanya leaves her house and heads east, jogging at a rate of 2.5 miles per hour. At the same time Kelly leaves her... more

03/14/18

Find the distance between the two points to the nearest tenth. (-2, -5) & (0, 9)

 I can't figure out the distance

f(x) =3x+1 and g(x)=x^2-6, find (f-g)(x)

arithmetic of functions 

03/14/18

Question in the descrition

Write the standard form of the line that passes through the point (-2, 4) and is parallel to x - 2y = 6. Type your answer in the box provided or use the upload option to submit your solution

03/14/18

if a dime is 1/2 inch wide. if you put 5 dimes end to end, how long would it be from beginning to end

We are learning how to multiply fractions and still have not gotten the hang of it.

5 slit into z equal parts

Write the following phrase as an algebra expression. Use Z for the unknown.  "5 slit into Z equal parts"  

03/08/18

sam can solve 30 multiplation problems in 2 minutes. how many can he slove in 20 minutes?

need to know how much minutes did Sam use? 

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.