Question
Add : a + b and 2a + 3b
✓
Answer
a + b and 2a + 3b
= a + b + 2a + 3b
= a + 2a + b + 3b = 3a + 4b
= a + b + 2a + 3b
= a + 2a + b + 3b = 3a + 4b
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