Mathematics, 12.01.2021 22:50 faithlopez209
You burn 20 calories per minute biking for x minutes and 10 calories per minute walking for y minutes. You can spend a total of 90 minutes biking and walking and burn 1300 calories.
A.)write a system of equations to determine how much time you spend on each exercise.
B.) how many minutes did you spend biking?
Answers: 1
Mathematics, 21.06.2019 18:30
Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2
Answers: 3
Mathematics, 21.06.2019 20:00
0if x and y vary inversely and y=6 as x=7, what is the constant of variation?
Answers: 1
Mathematics, 21.06.2019 20:00
The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac
Answers: 3
You burn 20 calories per minute biking for x minutes and 10 calories per minute walking for y minute...
Mathematics, 08.04.2020 21:22
English, 08.04.2020 21:22
Mathematics, 08.04.2020 21:22
Mathematics, 08.04.2020 21:22
Biology, 08.04.2020 21:22
Health, 08.04.2020 21:22
Mathematics, 08.04.2020 21:22