Mathematics, 20.09.2020 04:01 kendrawalraven
Which of the following matrices could be used to solve the system of equations?
2x + y - z= -8
2y+3z= -6
-x+y+z=4
Answers: 1
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The distance between two cities is 368 miles. if the scale on the map is 1/4 inch=23 miles, what is the distance between the cities on the map?
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Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.
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White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.
Answers: 2
Which of the following matrices could be used to solve the system of equations?
2x + y - z= -8
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