subject
Mathematics, 08.07.2019 20:00 zeze29

Take test: 7.02 systems of equations quiz question 1 a system of equations that has at least one solution is called inconsistent. true false 2 points question 2 does the following system of equations have a solution? graph of lines y equals 2 x minus 5 and y equals negative 3 x plus 1 yes no 2 points question 3 what is the approximate solution of the following system of equations? graph of lines y equals negative x minus 5 and y equals x plus 9 (2, -7) (-7, 2) (7, 2) (-7, -2) 2 points question 4 solve the following system of equations by using the substitution method. x – y = 3 2x + 2y = 2 (3, 4) (-4, 5) (2, -1) inconsistent 2 points question 5 solve the following system of equations by using the substitution method. y = 6x – 11 -2x – 3y = -7 (1, 2) (2, 1) (-3, 1) (2, 4) 2 points question 6 solve the following system of equations by using the elimination method. x + y = 4 2x + 3y = 9 (3, 1) (-2, 1) (3, -1) inconsistent 2 points question 7 solve the following system of equations by using the elimination method. -4x – 2y = -12 4x + 8y = -24 (5, 3) (-6, -6) (3, 1) (6, -6) 2 points question 8 solve the following system of equations using matrices. 3x – 2y = 31 3x + 2y = -1 (5, -8) (3, 5) (-3, 9) (2, 8) 2 points question 9 solve the following system of equations using matrices. y = 2x – 1 6x – y = 13 (3, 5) (-3, 5) (5, 0) inconsistent 2 points question 10 a laboratory employee is mixing a 10% saline solution with 4% saline solution. how much of each solution is needed to make 500 milliliters of a 6% solution. 170 milliliters of the 10% solution and 340 milliliters of 4% solution 167 milliliters of the 10% solution and 333 milliliters of 4% solution 110 milliliters of the 10% solution and 210 milliliters of 4% solution 155 milliliters of the 10% solution and 300 milliliters of 4% solution 2 points

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:10
Will give brainliest summations with algebraic expressions image shown
Answers: 1
question
Mathematics, 21.06.2019 18:50
If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28
Answers: 1
question
Mathematics, 21.06.2019 19:30
Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.
Answers: 1
question
Mathematics, 21.06.2019 19:50
Drag each tile into the correct box. not all tiles will be used. find the tables with unit rates greater than the unit rate in the graph. then tenge these tables in order from least to greatest unit rate
Answers: 2
You know the right answer?
Take test: 7.02 systems of equations quiz question 1 a system of equations that has at least one s...
Questions
question
Geography, 05.07.2019 22:20