1.
<span>а) –8 × 12=-96 <span>в) 0,8 × (–2,6)=-2.08</span></span>
<span><span>б) –14 × (–11)=154</span></span>
<span><span>2.</span></span>
<span>а) 63 : (–21)=-3 </span><span>в) –0,325 : 1,3=-0,25</span>
<span><span>б) –24 : (–6)=4</span></span>
<span><span>3.</span></span><span> </span>
<span>а) </span><span>1,8</span><em>у</em><span> = –3,69; </span><span> б) </span><em>х</em><span> : (–2,3) =.<span>–4,6</span></span>
<span>y=-3,69:1,8 x=</span><span> </span><span>–4,6*<span>(–2,3)</span></span>
<span>y<span>=-2,05 x=10,58</span></span>
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