substitution method, Algebra

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solve x-y=8 and x+y=4 using one of the algebraic methods

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Fact Following any system of equations there are accurately three possibilities for the solution. 1.   There will not be a solution. 2.   There will be just one solution.

Hcf in algebra, How to find the hcf of 36a and 12ab

How to find the hcf of 36a and 12ab

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First method draws back                          Consider the following equation.                                                                7 x   = 9 It is a fairly

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Help, Need solutions to two problems, y=x+4;(-7,1) y=-1/2x+1; (4,2)

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Mathematical definition absolute value equations, We can also indicate a st...

We can also indicate a strict mathematical/formula definition for absolute value.  It is, It tells us to look at the sign of p & if it's positive we just drop the absolute

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http://www.transtutors.com/live-online-tutor/math-help/

Who am I, my son is in middle school and his teacher pre-algebra teacher wa...

my son is in middle school and his teacher pre-algebra teacher wants him to write a summary on "who I am " about his self. summary about myself. I need your to know do have a any

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