10/07/14
I want 500,000 in 30 yrs at 8.25%, compounded each quarter. How much do I need to invest now and how much of it is interest?
Can you show me the formula for this?
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10/05/14
word problem: walt mart pays $3.25 for tee shirts and then sells them for $5.85. what is the mark up?
I used this formula.
Sale price= original cost + percent
3.25=5.85+.0.01
-5.85 -5.85
-2.6=0.01
260%
Is this right?
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10/03/14
peter bought 45 greeting cards at 3 for $2. He sold all of them at 5 for $4. How much money did he make.
I need help step by step
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10/03/14
i can't solve the equation using matrix
here is the problem
3x + 4y = 12
2x + y = 13
i need help step by step in how to solve this problem using matrix
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10/01/14
Andrew has 50 coins (all nickles, dimes, and quarters) worth $4.85. He has 12 more nickles than dimes, How many quarters does Andrew have?
This is for Algebra. I need step by step assistance ASAP
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10/01/14
how to do both of these problems using the quadractic formula
x2+4x+7=0
And
x2+3x-5=0
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10/01/14
Mrs. Rodriguez has $4.50 in change. She has 6 less quarters than nickels and 12 less dimes than nickels. How many of each does she have?
i have a few more questions i need help with.
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10/01/14
I need help please
Priya paid $11 for two notebooks and one pack of pencils. The pack of pencils cost$4. What equation can she write to find the price of each notebook?
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10/01/14
Algebra word problem
Jessie sells handbags for 50 dollars each. she spends 4 dollars per handbag for materiels and 1,000 dollars to rent a store each month. Write an expression that shows how much profit jessie will...
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10/01/14
Factor the expressions using the distributive property
The area of the rectangle is found by multiplying its lengths by its widths. The rectangle below has the width of 5 units. Te area of the rectangle is 15x+40 square unit. What is the link of the...
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09/30/14
John took a 6.3% pay cut to keep his job. If his new salary is $37,255. What was his salary before the pay cut?
John took a 6.3% pay cut to keep his job. If his new salary is $37,255. What was his salary before the pay cut?
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09/30/14
Rates Quesion
Kent drives his Mazda 552 miles in the same time that it takes Dave to drive his Nissan 480 miles. If Kent averages 9 miles per hour faster than Dave, find their rates.
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09/29/14
how to work the problem step by step using quadratic formula
x2+3x-7=0
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09/29/14
if you are given an endpoint and the midpoint how do you find the coordinates of the other endpoint
Point C(3,8) is the midpoint of line segment AB. One endpoint is A(-1,5). find the coordinates of endpoint B.
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09/29/14
What is three consecutive numbers whose square add to 245
Find the three consecutive numbers whose square add to 245
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09/29/14
Augmented matrix
Write an augmented matrix for the following systems of equations.
9x-5y+5z=-6
x-6y+3z=2
9y-8z=-5
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09/29/14
Distance and Time Word Problem
Warren can run 80 yards in 10 seconds. Mark can run the same distance in 15 seconds. If Mark is 10 yards ahead of Warren when they both start running, how long does it take for Warren to catch Mark?
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09/26/14
12x=4[x+5]
can you give me the answer and step by step solving?
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09/26/14
Math word problem I can't solve
a roller coaster can carry 92 passengers. Some cars carry 4 passengers and others carry 6. There are 2 less 6 passenger cars than 4 passenger cars. How many 4 passenger cars are there?
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09/26/14
1/2log25 + 2/3log8 - 1/4log16 all to base 10. How do we work this out? Answer is 3/2, but I keeo getting 10
1/2log25 + 2/3log8 - 1/4log16 all to base 10. How do we work this out? Answer is 3/2, but I keeo getting 10
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