D no Solution would be the answer
Answer is -10
Step by step exploration
7x=-70
x=-70/7
x=-10
So it work like this
180-72= 108
x+4=108
x=108-4
x=104
17,16. That what comes next I think
A rate is a ratio of two quantities: miles per hour, calories per cookie,dollars per person, ... a unit rate just specifies the units (miles, hours) of<span> the two quantities.</span>