Jason is buying grapes for a picnic. Green grapes cost $2 a pound and red grapes cost $3 a pound. He plans to buy at least 4 pounds of grapes and spend no more than $20. Let x be the number of pounds of green grapes and y be the number of pounds of red grapes. This system and its graph is shown below. x+y4
2x+3y20

What are the constraints on each variable? Explain your thinking.

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase

Measure a and b and find their sum. how are the angles related?