subject
Mathematics, 13.11.2019 17:31 stevenabramyan

Vlad spent 20 minutes on his history homework and then completely solved x math problems that each took 2 minutes to complete. what is the equation that can be used to find the value of y, the total time that vlad spent on his homework, and what are the constraints on the values of x and y?

a y=2x+20; x is any integer greater than or equal to 0, and y is an integer greater than or equal to 20.

b y=2x+20; x is any integer greater than or equal to 0, and y is an integer greater than or equal to 20.

c y=20x+2; x is any integer greater than or equal to 0, and y is an integer greater than or equal to 20.

d y=20x +2; x is any real number greater than or equal to 0, and y is any real number greater than or equal to 20.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 12:50
Which is the most efficient first step to solve x in the equation 3.7x - 18 = -4.3x -34 a. add 3.7x to both sides of the equation. b. add 4.3x to both sides of the equation. c. subtract 18 from both sides of the equation. d. subtract 34 from both sides of the equation.
Answers: 3
question
Mathematics, 21.06.2019 14:30
Every time you drive you will experience a combination of driving conditions and environments.
Answers: 1
question
Mathematics, 21.06.2019 16:00
Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles
Answers: 1
question
Mathematics, 21.06.2019 18:00
Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?
Answers: 1
You know the right answer?
Vlad spent 20 minutes on his history homework and then completely solved x math problems that each t...
Questions
Questions on the website: 13722367