Greg is trying to solve a puzzle where he has to figure out two numbers, x and y. three less than two-third of x is greater than or equal to y. also, the sum of y and two-third of x is less than 4. which graph represents the possible solutions?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?