Упростите выражение
1) (63+x)+29=(63+29)+x=
2) (a+614)+235=
3) y+243+456=
4) 2657+p+4292
1) (63+x)+29=(63+29)+x=
2) (a+614)+235=
3) y+243+456=
4) 2657+p+4292
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Answers & Comments
2. (a +614) + 235 = (614+235) +a = 849 + a
3. (243+ 456) + y = 699 + y
4. (2657 + 4292) + p = 6949+p