How would I write this in matrix form (x' = AX) x' = x y' = y Note: Is it supposed to be like this: x' = (1 v 1)(x v y) or x' = (1 + 0 v 1 + 0)(x v...

How would I write this in matrix form (x' = AX) x' = x y' = y Note: Is it supposed to be like this: x' = (1 v 1)(x v y) or x' = (1 + 0 v 1 + 0)(x v...

[ 1 h 4 ] [ 3 6 8 ] ---> This is linear system. please help me

What are the solutions of the system? {y=2x + 6 y=x^2 + 5x +6 A. (−3, 0) and (−2, 0) B. (0, −3) and (6, 0) C. (0, 6) and (−2, 0) D...

If a plane can travel 460 miles per hour with the wind and 420 miles per hour against the wind, find the speed of the wind and the speed of the plane in still air.

35 desks and 3 chalkboards cost $2082 40 desks and 2 chalkboards cost $2238

A store sells a 1-L can of paint for $9.60 and a 4-L can of paint for $20.80. The store has 140 cans of paint, for a total selling price of $2206.40. Write a linear system that models the situation...

I need help with this problem

35 desks and 3 chalkboards cost $2082 40 desks and 2 chalkboards cost $2238

35 desks and 3 chalkboards cost $2082 40 desks and 2 chalkboards cost $2238

Problem Page Last year, Milan had $20,000 to invest. He invested some of it in an account that paid 10% simple interest per year, and he invested the rest in an account that...

Susan is twice as old as her brother. Five years ago Susan was 3 times as old as her brother. Find her age.

A textbook store sold a combined total of 304 biology and psychology textbooks in a week. The number of biology textbooks sold was three times the number of psychology textbooks sold. How...

A financial planner wants to invest $8000, some in stocks earning 15% annually and the rest in bonds earning 6% annually. How much should be invested at each rate to get a return of $930 annually...

Kerry asked a bank teller to cash a $390 check using $20 bills and $50 bills. If the teller gave her a total of 15 bills, how many of each type of bill did she receive?

It is estimated that to complete an excavation would take 2 days using 4 bulldozers and 3 steam shovels, and 3 days using 5 bulldozers and 1 steam shovel. How many days would one bulldozer and one...

a commissionaire removed 76 coins, consisting of loonies and quarters, from a parking meter. If the value of the coins was $37.75, how many coins of each were removed?

At a college bookstore, Carla purchased a math textbook and a novel that cost a total of $54, not including tax. If the price of the math textbook is $8 more than 3 times the price of the novel, what...

Hanna borrowed $250from her parents to buy a new bike. She plans to pay back the money she borrowed by giving her parents each week $15 from the money she makes after school.

Which is the point of intersection. Explain how you know. A (3,5) B(3,3) C(2,4) D(4,2)

This problem confuses me because at the bottom of the problem they have a model of a triangle. The triangle is split in half. There is a dotted line down the middle labeled 4. The outside (longest)...