Answer:
3x + 8
Explanation:
1. remove parenthesis: 7x+3 - 4x -5
2. change the - sign to + after changing parenthesis: 7x+3 - 4x + 5
3. combine like terms: 7x - 4x + 3 + 5 = 3x + 8
below
(7x+3) - (4x-5) =
7x+3 -4x +5 =
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