About .svg file, If 'x' inside 'text' represents multiple values, it will result in a rendering error.

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" fill-rule="evenodd" height="48" preserveAspectRatio="none" stroke-linecap="round" viewBox="0 0 2240 480" width="224">
<style type="text/css">
.brush0 { fill: rgb(255,255,255); }
.pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; }
.font0 { font-size: 303px; font-family: "Times New Roman", serif; }
.font1 { font-style: italic; font-size: 303px; font-family: "Times New Roman", serif; }
.font2 { font-size: 274px; font-family: Symbol, serif; }
.font3 { font-weight: bold; font-size: 16px; font-family: System, sans-serif; }
</style>
<g>
<text class="font0" fill="rgb(0,0,0)" stroke="none" style="dominant-baseline: alphabetic;" x="154 264 836 1473 1925" xml:lang="en" xml:space="preserve" y="320">(3)13</text>
<text class="font1" fill="rgb(0,0,0)" stroke="none" style="dominant-baseline: alphabetic;" x="49 731 2077" xml:lang="en" xml:space="preserve" y="320">iii</text>
<text class="font2" fill="rgb(0,0,0)" stroke="none" style="dominant-baseline: alphabetic;" x="484 1026 1290 1678" xml:space="preserve" y="320">+=-+</text>
</g>
</svg>

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