Q82 of 128 Page 224

Subtract:
2ab + 5bc–7ac from 5ab–2bc–2ac + 10abc

The subtraction is as follows:

The result is as follows: 3ab -7bc + 5ac + 10abc

Subtract:

2a²b²c² + 4a²b²c - 5a²bc² from -10a²b²c + 4ab²c² + 2a²bc²

Subtract:

3t⁴–4t³ + 2t²–6t + 6 from -4t⁴ + 8t³-4t²-2t + 11

Subtract:

7p (3q + 7p) from 8p (2p -7q)

Subtract:

-3p² + 3pq + 3px from 3p (-p-a-r)

Subtract:2ab + 5bc–7ac from 5ab–2bc–2ac + 10abc