Упростите выражение:
1. (74+х)+38
2. 238+(а+416)
3. у+324+546
4. 2 753+м+4199
5. (b+457)+(143+872)
6. (2235+с)+(4671+1765)
7. (1696+3593)+(р+1304)
8. (5432+8951)+(4568+а+1049)
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Упростите выражение:
1. (74+х)+38
2. 238+(а+416)
3. у+324+546
4. 2 753+м+4199
5. (b+457)+(143+872)
6. (2235+с)+(4671+1765)
7. (1696+3593)+(р+1304)
8. (5432+8951)+(4568+а+1049)
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Verified answer
1) (74 + х) + 38 = 74 + х + 38 = 112 + х2) 238 + (а + 416) = 238 + а + 416 = 654 + а
3) у + 324 + 546 = у + 870
4) 2 753 + м + 4 199 = 6 952 + м
5) (b + 457) + (143 + 872) = b + 457 + 1 015 = b + 1 472
6) (2 235 + c) + (4 671 + 1 765) = 2 235 + c + 6 436 = 8 671 + c
7) (1 696 + 3 593) + (p + 1 304) = 5 289 + p + 1 304 = 6 593 + p
8) (5 432 + 8 951) + (4 568 + a + 1 049) = 14 383 + a + 5 617 = 20 000 + a