GRE数学：In Terms of
<p> 在<span word="GRE">GRE</span>考试中，<span word="GRE">GRE</span>阅读的重要性是<span word="GRE">GRE</span>考试重要的一部分，针对网友的意见，特意整理了有关<span word="GRE">GRE</span>阅读考试真题、<span word="GRE">GRE</span>阅读经验、如何攻克<span word="GRE">GRE</span>阅读难关等等各类资料。</p><p> <span word="Equation">Equation</span>-<span word="In">In</span> <span word="Terms">Terms</span> <span word="of">of</span></p><p> <span word="Given">Given</span> <span word="a">a</span> <span word="linear">linear</span> <span word="equation">equation</span> <span word="of">of</span> <span word="two">two</span> <span word="variables">variables</span> <span word="x">x</span> <span word="and">and</span> <span word="y">y</span>, <span word="we">we</span> <span word="can">can</span> <span word="express">express</span> <span word="x">x</span> <span word="in">in</span> <span word="terms">terms</span> <span word="of">of</span> <span word="y">y</span> <span word="by">by</span> <span word="isolating">isolating</span> <span word="x">x</span> <span word="to">to</span> <span word="the">the</span> <span word="right">right</span> <span word="side">side</span> <span word="of">of</span> <span word="the">the</span> <span word="equation">equation</span> <span word="and">and</span> <span word="y">y</span> <span word="to">to</span> <span word="the">the</span> <span word="left">left</span>.</p><p> <span word="Example">Example</span>:</p><p> <span word="Given">Given</span> <span word="the">the</span> <span word="equation">equation</span> <span word="ax">ax</span>+<span word="by">by</span>+<span word="c">c</span>=<span word="d">d</span>,<span word="we">we</span> <span word="can">can</span> <span word="express">express</span> <span word="x">x</span> <span word="in">in</span> <span word="terms">terms</span> <span word="of">of</span> <span word="y">y</span> <span word="as">as</span> <span word="follows">follows</span>:</p><p> 1.<span word="ax">ax</span>=<span word="d">d</span>-<span word="by">by</span>-<span word="c">c</span>,<span word="by">by</span> <span word="subtracting">subtracting</span> <span word="by">by</span>+<span word="c">c</span> <span word="from">from</span> <span word="both">both</span> <span word="sides">sides</span></p><p> 2.<span word="x">x</span>=/<span word="a">a</span>,<span word="by">by</span> <span word="dividing">dividing</span> <span word="both">both</span> <span word="sides">sides</span> <span word="by">by</span> <span word="a">a</span>.</p><p> <span word="Remember">Remember</span>:</p><p> <span word="All">All</span> <span word="linear">linear</span> <span word="equations">equations</span> <span word="of">of</span> <span word="two">two</span> <span word="variables">variables</span> <span word="x">x</span> <span word="and">and</span> <span word="y">y</span> <span word="can">can</span> <span word="be">be</span> <span word="written">written</span> <span word="as">as</span> <span word="ax">ax</span>+<span word="by">by</span>+<span word="c">c</span>=<span word="d">d</span>, <span word="and">and</span> <span word="x">x</span>=/<span word="a">a</span>.</p>
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