Ответ:
Пошаговое объяснение:
а) −5 + (−3) + 2 = −(5 + 3) + 2 = −8 + 2 = −6;
б) 3 + (−7) + (−8) + 6 = −4 + (−8) + 6 = −12 + 6 = −6;
в) −8 + 3 + (−1) = −(8 + 1) + 3 = −9 + 3 = −6;
г) −7 + (−2) + (−10) = −(7 + 2 + 10) = −19;
д) 8 + (−9) + (−7)= 8 −(9 + 7) = 8 − 16 = −8;
е) −3 + (−4) + (−5) + (−6) = −(3 + 4 + 5 + 6) = −18;
ж) −4 + 8 +(−9) + 3 = −(4 + 9) + (8 + 3) = −13 + 11 = −2;
з) 8 + (−10) + (−12) + 3 = (8 + 3) − (10 + 12) = 11 − 22 = −11.
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Answers & Comments
д)=-8
ж)-10
г)-19
е)-18
з)-11
Ответ:
Пошаговое объяснение:
а) −5 + (−3) + 2 = −(5 + 3) + 2 = −8 + 2 = −6;
б) 3 + (−7) + (−8) + 6 = −4 + (−8) + 6 = −12 + 6 = −6;
в) −8 + 3 + (−1) = −(8 + 1) + 3 = −9 + 3 = −6;
г) −7 + (−2) + (−10) = −(7 + 2 + 10) = −19;
д) 8 + (−9) + (−7)= 8 −(9 + 7) = 8 − 16 = −8;
е) −3 + (−4) + (−5) + (−6) = −(3 + 4 + 5 + 6) = −18;
ж) −4 + 8 +(−9) + 3 = −(4 + 9) + (8 + 3) = −13 + 11 = −2;
з) 8 + (−10) + (−12) + 3 = (8 + 3) − (10 + 12) = 11 − 22 = −11.