Ukuba bathabatha inani eli-negative kwelinye inani eli-negative, oko kufana nqwa nokudibanisa okanye ukongeza inani eli-positive ngokokulandelelana kwawo laa manani (Khumbula, amanani alandelelanayo azii-numerals). Umzekelo, 5 − (−3) ufana nqwa no-5 + 3, abenza u-8. Xa amanani engoo-negative omabini, xa edityaniswa enza u-positive omnye.

Click to enlarge! Ukusenga kakubi - phakathi komnwe nobhontsi Lento kuthiwa kukusebenzisa ""istrip"" okanye ukutsala - apho kusengwa inkomo ngokuthi umbele ngamnye utsalwe ngobhontsi no mnwe wokukhomba, kufuneka isetyenziswe kuphela ukukhupha ubisi lokuqala nelokugqhibela enkomeni.

Intliziyo xa idibene nayo yonke imithambo esemzimbeni ibizwa ngokuba yi-circulatory system. igazi lihamba ngokumpompa kwentliziyo lize lithwale ioksijini liyise kwii- tissues.

Ikhemestri lelinye lamasebe enzululwazi elisebenza ngee-elements zekhemical nangee-compounds, ikwabonakalisa nendlela ezisebenza ngayo ezi zinto xa zidibene. Ikhemikhali ikwasisifundo ngezinto ezithile ezenza imizimba yethu ngangazo zonke izinto ezisingqongileyo nezilapha emhlabeni.

I-1987-88 yase-Argentine Primera B Nacional yayingu-2º wonyaka wezakhono zecandelo lesibini kwibhola lebhola e-Argentina. Amanqaku angama-22 ahlangene; Iqhawe kunye nomgijimi-uphuculo lwaphakanyiswa kwi-Argentine Primera División.

Xa kusengwa ngolu hlobo akubikho mfuneko yokuqaba amafutha embeleni wenkomo. Khumbula: umsengi owaziyo umsebenzi wakhe asokuze alitsale okanye alixhuzule kakubi ibele lenkomo ngaphandle kwesizathu.

Oyena nobangela uqhelekileyo lusuleleko lwamathumbungenxa nokuba yintsholongwane, ibacteria, inkcukuthu, okanye imeko eyaziwa i-gastroenteritis. Olu suleleleko ludla ngokufumaneka ekutyeni okanye amanzi asulelekilwe lilindle, okanye ngqo ukusuka komnye umntu owasulelekileyo. IKungohlulwa kube ziindidi ezintathu: ubude bexesha elifutshane besisu esihambisa amanzi, ubude bexesha elifutshane besisu segazi, kwaye ukuba siqhuba kude kube ziiveki ezingaphezu kwezimbini, isisu esihambisa oko. Ubude bexesha elifutshane besisu esihambisa amanzi kungenzeka ngenxa yolwasuleleko yi-cholera. Ukuba kukho negazi oko kwaziwa njenge dysentery. Inani lokungosuleleki lingakhokelele kwisisu eshambisayo kuquka: i-hyperthyroidism, ukungavumelani neswekile yobisi, isifo sokukrala kwamathumbu, inani lamayeza, kunye nesindrom yokutyabuka kwamathumbu phakathi kwezinye. Kwizehlo ezininzi iintsholongwange zelindle aziyomfuneko ukuqinisekisa oyena nobangela.

Ngo-2012, kwaye kwathathwa isigqibo ngabalawuli bokuhlengahlengisa izinto ngenye indlela kwiFreeworld Coatings, kwavulwa inkampani entsha enegama elitsha elaziwa ngokuba yiKansai Plascon.

Wenza uThixo izinto eziphilileyo zomhlaba ngohlobo lwazo, nezinto ezizitho zine ngohlobo lwazo, nazo zonke izinambuzane zomhlaba ngohlobo lwazo. Wabona uThixo ukuba kulungile.