1.) 12s= 60
Divide 12 on both sides
Final Answer: s= 5
2.) 7y= 42
Divide 7 on both sides
Final Answer: y= 6
3.) x/9=72
Multiply 9 on both sides
Final Answer: x= 648
4.) -5j=30
Divide -5 on both sides
Final Answer: j= -6
5.) n/20=1
Multiply both sides by 20
Final Answer: n= 20
6.) 15=n/5
Multiply 5 on both sides
Final Answer: 75 =n
7.) 100=25u
Divide 25 on both sides
Final Answer: 4 =u
8.) -36= -6p
Divide -6 on both sides
Final Answer: 6 =p
9.) -10=t/13
Multiply 13 on both sides
Final Answer: -103 =t