Mathematics
Mathematics, 28.10.2019 17:31, mrashrafkotkaat

X=y2-1
2x-y=4
which of the following equations could be the result of using substitution to solve the system?

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Answers: 2
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Mathematics, 27.06.2019 15:20, jahnoibenjamin
X= y2+1 3x - 2y = 4. which of the following equations could be the result of using substitution to solve the system?
Answers: 3
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Mathematics, 01.08.2019 18:50, dinero0424
1.) for the following system, use the second equation to make a substitution for x in the first equation. 3x + 2y = 7 x - y + 3 = 0 what is the resulting equation? a. 3x - y - 3 + 2y = 7 b. 3(y - 3) + 2y = 7 c. 3y - 3 + 2y = 7 2.) which of the following would not be the result of a substitution in the following system? 2x + y = 7 y - x = 1 a. 7 - 2x - x = 1 b. 2x + x + 1 = 7 c. 2(y + 1) + y = 7 3.)solve the following system of equations by the substitution method. 8x = 2y + 5 3x = y + 7 what is the solution set? a. {(-41/2, -9/2)} b. {(-9/2, -41/2)} c. ∅
Answers: 2
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Mathematics, 10.10.2019 17:30, tbggheemoney
Me plese if a system has exactly one solution it is called consistent inconsistent independent dependent what is the approximate solution of the following system of equations? graph of lines y equals negative x plus 3 and y equals negative one-half x plus 1 (4, -1) (4, 1) (-1, 4) (1, -4) solve the following system of equations by using the substitution method. 2x – 3y = -1 y = x – 1 (3, 4) (2, 3) (4, 3) inconsistent solve the following system of equations by using the substitution method. 3y – 2x = 11 y + 2x = 9 (2, 5) (-2, -5) (4, 5) inconsistent solve the following system of equations by using the elimination method. -2x + 9y = -13 6x – 3y = 15 (1, 3) (4, 5) (2, -1) (-2, -1) solve the following system of equations by using the elimination method. x – y = 11 2x + y = 19 (1, 10) (-1, -1) (12, 2) (10, -1) solve the following system of equations using matrices. 4x + 5y = -7 3x – 6y = 24 (1, 4) (2, -3) (5, 6) (3, 4) solve the following system of equations using matrices. x + y = 1 2x + 5y = 4 (1/3, -2/3) (1/3, 2/3) (2, 1) (-3, 0) the sum of two numbers is 7. four times the first number is one more than 5 times the second. find the two numbers. 2 and 1 4 and 3 5 and 7 2 and 3
Answers: 1
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X=y2-1
2x-y=4
which of the following equations could be the result of using substitution...

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