According to the represented datum, the correct answer is : equation has no solution; therefore, the system of equations has no solution because it is imposible <span> when girl should rich 0 = 60.
I am pretty sure it helps! Do hope you will agree with me.</span>
1B
2C
p/s : follow me and I will help you more about maths
Answer:
31.1
Step-by-step explanation:
Answer:
c = 420t . . . . c is calories burned; t is hours riding at 15 mph
Step-by-step explanation:
There is not enough information given to write a function rule relating all the variables to calories burned. If we assume that calories are burned at the constant rate of 420 calories per hour, then total calories will be that rate multiplied by hours:
c = 420·t
where c is total calories burned by the 154-lb person, and t is hours riding at 15 mph.
___
In general, rates are related to quantities by ...
quantity = rate · time . . . . . where the rate is (quantity)/(time period)
