what plus -17 gives you -22?

-5+-17 = -22

Thanks Ashreeta, your answer is perfect, you should give yourself a point  :)

You can also set this up as an equation.

\(x+-17=-22\\ x-17=-22\qquad \text{ +17 to BOTH sides }\\ \;\:+17\quad+17\\ \qquad x\;= -22+17\\ \qquad x\; = -5\\ \)