Answer:
your answer is (x-10)(x+7)
Step-by-step explanation:
hope this helps
[tex] {x}^{2} - 3x - 70 \\ {x}^{2} - 10x + 7x - 70 \\ ( {x}^{2} - 10x) + (7x - 70) \\ x(x - 10) + 7(x - 10) \\ (x - 10)(x + 7)[/tex]
