Question

What is a35 for the arithmetic presented in the below

Answer 1

$d = \frac{7 - 32}{10 - 5} = \frac{ - 25}{5} = - 5$
$a35 = a10 + ( - 5)(35 - 10) \\ a35 = 7 - 5 \times 25 = 7 - 125 = - 118$