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B. If a = 3 and b = 4, solve for the following.
1.8 x (bxa - 8) + 10
2. (16 + a)(8 + 15 - b)
3. (9 + 34 - b) + 2a + b
4. (4a + 35 - b) + 8 + b
5. (10 + 20 - a) - [11 + (16 + b)]