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Answers by rod
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rod
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User rod
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User rod
Recent activity
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see below for question
answered
Oct 7, 2014
in
Pre-Algebra Answers
|
389
views
math think tank question
simplify this expression: 8(x-8)-2 (x-3)+3x
answered
Oct 7, 2014
in
Algebra 1 Answers
|
400
views
simplifying expressions
algebra problems
+solve the system of equations by cross multiplication
answered
Oct 6, 2014
in
Algebra 1 Answers
|
661
views
solving systems of equations
solve the system of equations by cross multiplication
answered
Oct 6, 2014
in
Algebra 1 Answers
|
511
views
solving systems of equations
solve this system of equations using cross multiplication method x/a+y/b=a+b and x/a^2+y/b^2=2
answered
Oct 6, 2014
in
Algebra 2 Answers
|
1.1k
views
solving systems of equations
determine the best method to solve each system of equations. Then solve the system.
answered
Oct 6, 2014
in
Algebra 1 Answers
|
1.1k
views
solving systems of equations
determine the number of solutions the following system has
answered
Oct 6, 2014
in
Algebra 1 Answers
|
705
views
algebra problems
solving equations
solving systems of equations
If the system has no solution or an infinite number of solutions, state this. 15x+9y=240; 6x+3y=90
answered
Oct 6, 2014
in
Algebra 1 Answers
|
944
views
solving systems of equations
solving equations
6^200/(2^198)(3^199)
answered
Oct 6, 2014
in
Algebra 1 Answers
|
590
views
solving equations
67.31-8.6+212.198
answered
Oct 6, 2014
in
Algebra 1 Answers
|
879
views
algebra problems
solve my face 212+121 is the circumference ofvmy face, right?
answered
Oct 6, 2014
in
Other Math Topics
|
320
views
((()))
prove that the cube of any integercan be written as the difference of two squares
answered
Oct 6, 2014
in
Word Problem Answers
|
4.8k
views
square roots
Which value of x should the expression be further simplified?
answered
Oct 6, 2014
in
Algebra 2 Answers
|
7.1k
views
algebra problems
solving equations
square roots
Which value of x should the expression be further simplified?
answered
Oct 6, 2014
in
Algebra 2 Answers
|
1.5k
views
algebra problems
square roots
Prove that no matter what the real numbers 'a' & 'b' are... (scroll for full Q. related to A.P.)
answered
Oct 6, 2014
in
Other Math Topics
|
1.3k
views
arithmetic sequences
finding the nth term
how are rational numbers related to everyday planting
answered
Oct 6, 2014
in
Other Math Topics
|
356
views
word problems
what do you call something that has one line of symmetry
answered
Oct 6, 2014
in
Geometry Answers
|
563
views
symmetry
geometry problems
how many angle of rotation symmetry do the following shapes: .
answered
Oct 6, 2014
in
Geometry Answers
|
741
views
geometry problems
symmetry
determine if the given relation is function or not based on given domain and range
answered
Oct 6, 2014
in
Pre-Algebra Answers
|
663
views
four identical looking objects weigh 3,5,8 and 11 oz
answered
Oct 5, 2014
in
Algebra 2 Answers
|
811
views
word problems.
algebra 2 problems
given the folowing piecewise function:
answered
Oct 4, 2014
in
Calculus Answers
|
544
views
college algebra
algebra problems
write the number of miles you drive as a function of total time spent driving as piecewise function
answered
Oct 4, 2014
in
Algebra 2 Answers
|
601
views
college algebra
george and tine spent a total of $52.60 at the mall.
answered
Oct 4, 2014
in
Algebra 1 Answers
|
584
views
word problems
$52.70 divided by 17
answered
Oct 4, 2014
in
Word Problem Answers
|
547
views
word problems
what is the next number in this pattern? 3,15,6,30,21?
answered
Oct 4, 2014
in
Word Problem Answers
|
1.0k
views
number patterns
what are the 12 number combinations of the numbers 1 through 24 without repeating a number
answered
Oct 4, 2014
in
Word Problem Answers
|
609
views
numbers
How to factor 8x^3-y^6 step by step?
answered
Oct 4, 2014
in
Calculus Answers
|
1.1k
views
precalculus problems
factoring
how do i factor x^5+2x^4-54x^3-8x^2+725x-1050
answered
Oct 4, 2014
in
Calculus Answers
|
552
views
factoring
precalculus problems
what are the 12 number combinations of the numbers 1 through 24 without repeating a number
answered
Oct 4, 2014
in
Word Problem Answers
|
830
views
numbers
using 0-9, how many 4 digit sets can be formed, all digits can be repeated, ie 2576, 9471,
answered
Oct 4, 2014
in
Pre-Algebra Answers
|
734
views
arithmetical
40+40*0+1=
answered
Oct 3, 2014
in
Pre-Algebra Answers
|
451
views
solving equations
algebra problems
simplify 9b/(6b)
answered
Oct 3, 2014
in
Trigonometry Answers
|
399
views
simplifying expressions
2x+4y+z=-1, 5x-2y-z=-9, 3x+y+2z=-14
answered
Oct 3, 2014
in
Algebra 1 Answers
|
731
views
systems of equations containing three variables
solving equations
2x+y-z=7 x-2y+2z=-9 3x-y+z=5
answered
Oct 3, 2014
in
Algebra 2 Answers
|
1.2k
views
systems of equations containing three variables
form a polynomial function with real coefficients given the degree and zeros
answered
Oct 3, 2014
in
Trigonometry Answers
|
1.1k
views
polynomials
real and complex zeros
write the simplest polynomial function with the given zeros: 2, -1, 1
answered
Oct 3, 2014
in
Algebra 1 Answers
|
2.6k
views
zeros of a function
polynomials
write a polynomial function in standard for with the given zeros x=-1,3,4
answered
Oct 3, 2014
in
Algebra 2 Answers
|
1.9k
views
polynomials
what is 7m+108/30 is greater than-67/30 or 319/66m+408/66 is less than -1291/462
answered
Oct 3, 2014
in
Algebra 1 Answers
|
490
views
math problem
Please simplify 8.6e+12
answered
Oct 3, 2014
in
Algebra 1 Answers
|
1.9k
views
algebra 1
algebra problems
simplifying expressions
Please simplify 8.6e+12
answered
Oct 3, 2014
in
Algebra 1 Answers
|
1.9k
views
algebra 1
algebra problems
simplifying expressions
how do I solve the system: x-3y=-4 and x^2-y^3=0
answered
Oct 3, 2014
in
Algebra 1 Answers
|
392
views
solving systems of equations algebraically
if p,q,r are the points of affix z1,z2,z1+z2 respectively, show that oprq is a parallelogram.
answered
Oct 3, 2014
in
Other Math Topics
|
1.9k
views
complex numbers
5.5% of what number is 27.5
answered
Oct 3, 2014
in
Word Problem Answers
|
987
views
calculating percentages
let a,b,c be positive numbers. prove that (a^3+b^3+c^3)/(abc) + 9(ab+bc+ca)/(a^2+b^2+c^2) >= 12
answered
Oct 2, 2014
in
Word Problem Answers
|
643
views
How do you get 24 with 6,10,17,22
answered
Oct 2, 2014
in
Other Math Topics
|
481
views
math problems
written form to expanded form 345,016
answered
Oct 2, 2014
in
Word Problem Answers
|
1.0k
views
11%of250,000,000.00?
answered
Oct 2, 2014
in
Other Math Topics
|
480
views
solving equations
percentage
como se convierte 3.875 en porcentaje
answered
Oct 2, 2014
in
Pre-Algebra Answers
|
532
views
como convertir fracciones en porcentajes
Como funciona este fórum?
answered
Oct 2, 2014
in
Word Problem Answers
|
360
views
teste
differentiate (xy) + y
answered
Oct 2, 2014
in
Calculus Answers
|
1.1k
views
differentiation
calculus problems
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