Mrs. cooper has 51.2 pounds of soil. she uses 12.9 pounds of soil for her houseplants and 30.4 pounds of soil for her garden how many pounds of soil does mrs. cooper have left?

7.9

Step-by-step explanation:

She has a total of 51.2 and uses 12.9+30.4.

The equation would be 51.2-(12.9+30.4).

51.2-(12.9+30.4)

=51.2-43.3

=7.9

Have a nice day :-)

KA

it is b)

hope this : )

step-by-step explanation:

10.416 m/s

step-by-step explantion:

distance=100m

time= 9.6s

average speed=100/9.6

=10.416 m/s