Strategies, Sample Questions, and Random Ramblings.

by ejkiv

July 18, 2015

GMAT Systems of equations will come into play when you have multiple variables and multiple equations. The general rule is that in order to solve for a linear equation with N variables you will need to have N different equations to solve for these variables. This rule is not hard and fast, but it is a good place to start. When looking at linear equations, there is only going to be 1 solution for each variable. This is different in quadratic equations, which can have multiple solutions. A...

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