Answer:
a. 15x - 1
Step-by-step explanation:
(3x + 4) + (7x + 2) + (5x - 7) = 15x -1
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Answers & Comments
Answer:
a. 15x - 1
Step-by-step explanation:
(3x + 4) + (7x + 2) + (5x - 7) = 15x -1