02/16/16

i need help subtracting like terms?
Subtract 4y2+7y−7 from 5y2-y+3.
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02/16/16

Graphing Linear Equations
Please graph 3x-y=9
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02/15/16

could someone help me with math?
Find this product. Enter your answer in scientific notation. (4.3×10-3)(3×10-4)
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02/15/16

could someone help me with math?
Find this quotient. Enter your answer in scientific notation. 4.8×109 –––––––––4×108   (btw this is a fraction) 
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02/15/16

could someone help me with math?
Combine by adding or subtracting as indicated: 10s5+9s5
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02/14/16

5{2x-4[x-3(x+2)]}
trouble with grouping symbols
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02/14/16

a(a-9b)-7a(a+b)
 struggling on combining like terms in this question  
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02/14/16

Between the numbers 99 and 999 how many numbers are exactly divided by 6 and not exactly divided by 9?
For 6 I know the answer is 150. I''m getting confused about the not divisible by 9 part
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02/14/16

show that (1+sin?)/cos? = cos?/(1-sin?)
(1+sin theta)/cos theta is equal to cos theta/(1-sin theta) pls i hav tried buh it seems undefined
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02/14/16

could someone help me with math?
The number 0.403×10^2 is not in scientific notation because 0.403 is not between 1 and 10. Write 0.403×10^2 in scientific notation.
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02/14/16

could someone help me with math?
Multiply:  (10v^7d) (4vd^10) (2v^3d^7)   im so confused 
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02/13/16

graph the point 6,0; 12,0; 9,-9
graph for function x2-18x+72 with the points of 6, 0; 12,0 and 9,-9
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02/13/16

could someone help me with math?
Multiply: (10v^7d) x (4vd^10) x (2v3d^7)
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02/13/16

could someone help me with math?
Simplify this expression. If the answer contains exponents, all exponents should be positive. (10x^8s)^1
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02/12/16

The area of a rectangle is 28 ft2 , and the length of the rectangle is 1 ft more than double the width. Find the dimensions of the rectangle
The area of a rectangle is 28 ft2 , and the length of the rectangle is 1 ft more than double the width. Find the dimensions of the rectangle
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02/12/16

could someone help me with math?
Use the quotient property of exponents to simplify this expression, write the answer with positive exponents only. (3y)^17/3(y)^9
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02/12/16

could someone help me with math?
Use the quotient property of exponents to simplify this expression, write the answer with positive exponents only. v^4/v^12   so its a fraction variables with exponents im so confused!
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02/12/16

could someone help me with math?
If you put $1,300 into a savings account every year from the time you are 28 years old until you are 70 years old, you will have more than 5.73 x 10^5 dollars in the account when you reach 70 years... more
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02/10/16

Urgent story problem w/ algebra?!
Scientists combined 5 milliliters of a substance containing 2% sandalwood with another substance containing 6% sandalwood to get a substance that contained 5% sandalwood. How many milliliters of... more
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02/10/16

a teacher has 16 kids in class and 6 pieces of construction paper. how much paper will each student receive? in fraction form
 a teacher has 16 kids in class and 6 pieces of construction paper. how much paper will each student receive? in fraction form
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02/10/16

Is the scale balances with the bottom weight market at 150 pound mark and the top weight marker at balances at 37 pound how much does the client weight ?
how to solve this math word problem is related to growth and development of human body. about weight but dont knwo what does it mean by top and bottom. what is the patients weight please
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02/10/16

{[(-9)(-4)÷(-4)3]-1}25+107
Need help with this, want to make sure i am using PEMDAS correctly, my answer was 207
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02/09/16

Find cot(x) and sin(x), if cos(x)=-(1/5) and tan(x)<0
I really need a lot of help in math, it's my worst subject. My best is English, but that's not important.
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02/09/16

how much would remain to be planted if John planted 1/4, Mike planted 1/5 and Peter planted 2/8 ?
number system
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02/08/16

Could someone show me this in steps please?
A riverfront boat storage area is rectangular with fencing an all sides except the side along the river. If 550 m of fencing is used and the side along the river is 50 m shorter than the two longer... more
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