Mathematics, 27.10.2019 22:43 hma9153
3x - 5y = 10 6x + 3y = -6 marybeth is going to solve this problem by multiplying the top equation by -2. if she does this and combines the equations, what does she get? a) -13y = -26 b) -7y = 14 c) -2y = 4 d) 13y = -26
Answers: 1
Mathematics, 21.06.2019 15:30
Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?
Answers: 2
Mathematics, 21.06.2019 16:40
You have 3 boxes, one "strawberries"; one "mentos" and one "mixed".but you know that all the labels are in incorrect order .how do you know witch is witch?
Answers: 1
Mathematics, 21.06.2019 17:00
You and three friends will be going out to eat at your favorite restaurant! each of you will order three items of your choice. you will also need to leave a tip. if you split the bill evenly among all four of you, how much will each person need to contribute? locate a menu for your favorite restaurant and pick three items for yourself and each friend. list the restaurant name, items, and prices in a table like the one below. in the column labeled subtotal, determine the cost of each personβs order. the customary tip is 20% of the total bill. in the column labeled tip, calculate the amount of tip each person should leave. in the column labeled total bill, determine the total of each personβs order, including the tip. restaurant name: names item 1 price item 2 price item 3 price subtotal tip total bill your name friend #1 friend #2 friend #3 part 2: questions answer the following questions, showing all work: what is the total cost of the entire bill (all four meals), including tip? write an expression using fractions to show how to determine the amount that each person will pay. then calculate each person's contributions showing all steps in long division. if each person paid an equal amount, who would save the most money? explain your reasoning using at least two complete sentences.
Answers: 2
Mathematics, 21.06.2019 17:10
Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.
Answers: 3
3x - 5y = 10 6x + 3y = -6 marybeth is going to solve this problem by multiplying the top equation by...
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