Question

упростите выражение 1)(х+29)+71;
2)805+(y+195);
3)732+968+c;
4)3186+d+2914

Answer 1

$(x + 29) + 71 = \ = x + 29 + 71 = \ = x + 100$
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$805 + (y + 195) = \ = 805 + y + 195 = \ = y + 1000$
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$732 + 968 + c = \ = c + 1700$
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$3186 + 2914 + d = \ = d + 6100$

Answer 2

Х+100
У+1000
1700+с
6100+d