How do you write an inequality and solve given "the sum of twice a number and 5 is at most 3 less than the number"?

Jun 14, 2017

$N \le - 8$

Explanation:

Let say the number is $N$.

$2 N + 5 \le N - 3$

minus $N$ to both sides

$N + 5 \le - 3$

Minus $5$ to both sides

$N \le - 8$