Question

FOR 100 POINTS IF U HELP ILL SEND U 60 MORE POINTS

plz show/explain ur work- how u know pls

1. 144= -12 (x+5)

2. 8n+7=31

3. -9 x -13 + -103

4. 7 (9+K) = -84

Answer 1

1.) x= -17

2.) n= 3

3.) -9x-116

4.) k= -21

Explanation: