Answer:-21
Step-by-step explanation:
3•(-7)
3 x -7=-21
18 minutes because 6*2 is 12 and 3*6 is 18. it will take 6 minutes to do 4 problems, 9 minutes to do 6 problems , 12 minutes to do 8 problems, 15 minutes to do 10 problems, and 18 minutes to do 12 problems
is there anther way you can put the pic i cant see