I gimnazjum

Matematyka z plusem 1. Podręcznik

x&gt;−5

<img style="vertical-align: middle;" src="../../../math/formula?%5Cdisplaystyle%7Ba%7D%7B%5C)%7D%5C%20%7B4%7D%7Bx%7D-%7B7%7D%3C%7B2%7D%7Bx%7D%2B%7B3%7D"> 2x&lt;10   ∣:2 x&lt;5 &nbsp; <img src="https://prod.odrabiamy-assets.pl/uploads/content_image/image/24887/0GFQRoIglmGPNenfDFZOFw%3D%3D_f77ccbf9e751b29dca79da106a207140ed11654309ceb480914a9596d9237efe.png"> b) −x+4&gt;−3(x−1)

2(x+1)−3(4x+5)≤−(x−2)

3x−2(x−2)≥3(x−4)−2(2−3x)

2(3−x)−3(x−1)=6−2x−3x+3=9−5x

a)&nbsp; x+3&lt;□&gt;□&lt;​&gt;s&lt;​pan&gt;p&lt;​&gt;&lt;p&gt;&lt;spanclass=AM&gt;‘x+3&lt;x&gt;x&lt;​&gt;s&lt;​pan&gt;p&lt;​&gt;&lt;p&gt;&lt;spanclass=AM&gt;‘3&lt;5 □=x+5 &nbsp; 3x−2≤□ 3x−2≤3x+4

<img style="vertical-align: middle;" src="../../../math/formula?%5Cdisplaystyle%7Ba%7D%7B%5C)%7D%5C%20%5Cfrac%7B%7B%7B3%7D%7Bx%7D%7D%7D%7B%7B2%7D%7D-%7B1%7D%3E%5Cfrac%7B%7Bx%7D%7D%7B%7B4%7D%7D"> 6x−4&gt;x 5x&gt;4 x&gt;54​ b) 3x​−53x​≥−1 5x−9x≥−15

26+x​≥x−20

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