Упростите выражение 1. 9,5-(1,5+6-12) 2. 7,5mk*(-4)n 3. 3,7(ab-2c)-4ab+5c 4....

Question

Упростите выражение
1. 9,5-(1,5+6-12)
2. 7,5mk*(-4)n
3. 3,7(ab-2c)-4ab+5c
4. 2(3n-4k)-3(5n+8k)
5. 3m(1,5-2k)-(1,5m+4mk)

Answer 1

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