GRE数学考点：Linear Equation of One Variable
<p> <span word="Linear">Linear</span> <span word="Equation">Equation</span> <span word="of">of</span> <span word="One">One</span> <span word="Variable">Variable</span></p><p> <span word="An">An</span> <span word="equation">equation</span> <span word="of">of</span> <span word="one">one</span> <span word="variable">variable</span> <span word="where">where</span> <span word="the">the</span> <span word="variable">variable</span> <span word="have">have</span> <span word="unit">unit</span> <span word="power">power</span> <span word="is">is</span> <span word="called">called</span> <span word="a">a</span> <span word="linear">linear</span> <span word="equation">equation</span>.</p><p> <span word="Example">Example</span>:</p><p> 2<span word="x">x</span>-3=8 <span word="and">and</span> 3<span word="x">x</span>-10=0 <span word="are">are</span> <span word="both">both</span> <span word="linear">linear</span> <span word="equations">equations</span>.</p><p> 2<span word="x">x</span>2=8 <span word="and">and</span> 3<span word="x">x</span>+<span word="x">x</span>=14 <span word="are">are</span> <span word="not">not</span> <span word="linear">linear</span> <span word="equations">equations</span>.</p><p> <span word="Remember">Remember</span>:</p><p> <span word="In">In</span> <span word="linear">linear</span> <span word="equation">equation</span> <span word="there">there</span> <span word="is">is</span> <span word="no">no</span> <span word="square">square</span>, <span word="square">square</span> <span word="root">root</span>, <span word="or">or</span> <span word="other">other</span> <span word="powers">powers</span>.</p><p> 有一部分考生认为新<span word="GRE">GRE</span>数学具有一定的难度，这其中的原因是由于考生在复习时没有把新<span word="GRE">GRE</span>数学的基础打牢。想要新<span word="GRE">GRE</span>数学考好，复习的时候一定要把基本概念和重要考点都弄扎实。祝大家都能取得理想成绩!</p><p> </p><p> </p>
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