09/12/13

Solve using substitution: -y - 5x = -7 2y - 2x = 14
im a senior in high school and doing credit recovery and need help with math a lot.
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09/12/13

simplify (a^(1/2)b)^(1/2)(ab^(1/2))
Please help me figure out how to simplify the above 
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09/04/13

the sum of two times the quantity three minus 6 and 8
translate evaluate
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09/02/13

(x-1)^2 = (x-2)^2
Solve for x.  I know you have to extract the roots, but I'm not sure about the +/-
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08/28/13

help with word problems
hello:     here is the word problem i am having trouble with:   a second number is five times the first number.  a third number is a hundred times more than the first number.  if the sum of the... more
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08/27/13

simplify 18-21-(-62)
simplify 18-21-(-62)    
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08/27/13

five times a number decreased by 18 minus 4 times the same number is -36
what is the number?
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08/26/13

Containing solution of juice.
Solution contaning 30% juice is mixed with a solution containing 10% juice to make 100 gallons of soluion that is 12% juice. How much of 30% solution was use?
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08/23/13

Equation Word Problem
A twin-engined aircraft can fly 1216 miles from city A to city B in 4 hours with the wind and make the return trip in 8 hours against the wind. What is the speed of the wind?
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08/20/13

word problem ?
Callie asks her fellow sixth-grade students to name their favorite ice cream flavor. She finds that 3 of every 8 students prefer strawberry to vanilla. if there are 160 students, how many prefer... more
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08/20/13

What would the product of this equation be?
(x^3 +y^5)(x^3 - y^5)=?
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08/20/13

What is the product of this given equation ?
(a^2 - f^2)(a^2 + f^2)=?
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08/20/13

What is the soloution to this equation
(9m + 7n)(9m - 7n)=?
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08/19/13

Based on the information below, is ? Explain. RS = x2 + 4x – 21, RT = x2 + 5x – 24, ST = x2 + 9x – 36 AB = x + 7, AC = x + 8, BC = x + 9
is triangle RST congruent to Triangle ABC
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08/19/13

add x/ x+3 + 6/x+5
adding    x/x+3 + 6/x+5  
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08/18/13

A line passes through the point (3, -6) and has a slope 2 of . Write an equation for this line.
A line passes through the point (3, -6) and has a slope 2 of . Write an equation for this line.
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08/17/13

How do you add rational expressions with different denominators and numerators?
The problem is : (3x+3/x^2+2x+1)+(x-1/x^2-1) ^2=squared ive been on a lot of math help websites but I cant seem to figure out how to solve this  
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08/16/13

completing the square
Solve by completing the square...  3x^2-12x+1=0
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08/16/13

x^2+6x+3 I am having trouble with this equation.
x^2+6x+3 =? What is the correct answer to this equation?
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08/16/13

what is y=x+4; (-7,1)
write equation of a line parallel to the given line but passing the given point.  
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08/14/13

findt he value of x and the value olf y for witch (x,10) and (-7,y) and points on the graph of y= 1/7 x +10
find t he value of x and the value of y for witch (x,10) and (-7,y) and points on the graph of y= 1/7 x +10
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