Okay, I am going to assume you have a basic knowledge of Algebra and just show you how to solve the problem, step by step.
6t2 + 13t - 63
(3t - 7)(2t + 9)
Check:
(3t)(2t) - (7)(2t) + (3t)(9) - (7)(9)
6t2 - 14t + 27t - 63
6t2 + 13t - 63
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